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Finding the Fourth Proportional to 60,061.40, 89,956.78 and 46,627.45

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Solution

The fourth proportional to 60,061.40, 89,956.78 and 46,627.45 is: 69,836.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,061.40 : 89,956.78 = 46,627.45 : x
  2. Step 2: Convert to fraction form
    60,061.40/89,956.78 = 46,627.45/x
  3. Step 3: Cross multiply
    60,061.40x = 89,956.78 × 46,627.45
  4. Step 4: Simplify right side
    60,061.40x = 4,194,454,920.15
  5. Step 5: Solve for x
    x = 4,194,454,920.15/60,061.40
  6. Step 6: Final answer
    x = 69,836.12

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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.