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Finding the Fourth Proportional to 141,356.65, 212,061.24 and 46,593.48

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Solution

The fourth proportional to 141,356.65, 212,061.24 and 46,593.48 is: 69,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,356.65 : 212,061.24 = 46,593.48 : x
  2. Step 2: Convert to fraction form
    141,356.65/212,061.24 = 46,593.48/x
  3. Step 3: Cross multiply
    141,356.65x = 212,061.24 × 46,593.48
  4. Step 4: Simplify right side
    141,356.65x = 9,880,671,445.17
  5. Step 5: Solve for x
    x = 9,880,671,445.17/141,356.65
  6. Step 6: Final answer
    x = 69,898.88

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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.