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Finding the Fourth Proportional to 59,091.68, 81,564.71 and 36,437.78

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Solution

The fourth proportional to 59,091.68, 81,564.71 and 36,437.78 is: 50,295.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,091.68 : 81,564.71 = 36,437.78 : x
  2. Step 2: Convert to fraction form
    59,091.68/81,564.71 = 36,437.78/x
  3. Step 3: Cross multiply
    59,091.68x = 81,564.71 × 36,437.78
  4. Step 4: Simplify right side
    59,091.68x = 2,972,036,368.73
  5. Step 5: Solve for x
    x = 2,972,036,368.73/59,091.68
  6. Step 6: Final answer
    x = 50,295.35

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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.