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Finding the Fourth Proportional to 62,332.78, 85,917.63 and 43,437.10

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Solution

The fourth proportional to 62,332.78, 85,917.63 and 43,437.10 is: 59,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,332.78 : 85,917.63 = 43,437.10 : x
  2. Step 2: Convert to fraction form
    62,332.78/85,917.63 = 43,437.10/x
  3. Step 3: Cross multiply
    62,332.78x = 85,917.63 × 43,437.10
  4. Step 4: Simplify right side
    62,332.78x = 3,732,012,686.07
  5. Step 5: Solve for x
    x = 3,732,012,686.07/62,332.78
  6. Step 6: Final answer
    x = 59,872.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.