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Finding the Fourth Proportional to 64,165.80, 96,066.45 and 60,674.70

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Solution

The fourth proportional to 64,165.80, 96,066.45 and 60,674.70 is: 90,839.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,165.80 : 96,066.45 = 60,674.70 : x
  2. Step 2: Convert to fraction form
    64,165.80/96,066.45 = 60,674.70/x
  3. Step 3: Cross multiply
    64,165.80x = 96,066.45 × 60,674.70
  4. Step 4: Simplify right side
    64,165.80x = 5,828,803,033.82
  5. Step 5: Solve for x
    x = 5,828,803,033.82/64,165.80
  6. Step 6: Final answer
    x = 90,839.72

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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.