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Finding the Fourth Proportional to 60,727,809.40, 91,091,714.10 and 60,727,809.40

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Solution

The fourth proportional to 60,727,809.40, 91,091,714.10 and 60,727,809.40 is: 91,091,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,727,809.40 : 91,091,714.10 = 60,727,809.40 : x
  2. Step 2: Convert to fraction form
    60,727,809.40/91,091,714.10 = 60,727,809.40/x
  3. Step 3: Cross multiply
    60,727,809.40x = 91,091,714.10 × 60,727,809.40
  4. Step 4: Simplify right side
    60,727,809.40x = 5,531,800,251,784,092
  5. Step 5: Solve for x
    x = 5,531,800,251,784,092/60,727,809.40
  6. Step 6: Final answer
    x = 91,091,714.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.