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Finding the Fourth Proportional to 61,818.30, 92,727.45 and 61,818.30

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Solution

The fourth proportional to 61,818.30, 92,727.45 and 61,818.30 is: 92,727.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,818.30 : 92,727.45 = 61,818.30 : x
  2. Step 2: Convert to fraction form
    61,818.30/92,727.45 = 61,818.30/x
  3. Step 3: Cross multiply
    61,818.30x = 92,727.45 × 61,818.30
  4. Step 4: Simplify right side
    61,818.30x = 5,732,253,322.34
  5. Step 5: Solve for x
    x = 5,732,253,322.34/61,818.30
  6. Step 6: Final answer
    x = 92,727.45

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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.