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Finding the Fourth Proportional to 60,557.45, 83,569.28 and 34,061.45

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Solution

The fourth proportional to 60,557.45, 83,569.28 and 34,061.45 is: 47,004.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,557.45 : 83,569.28 = 34,061.45 : x
  2. Step 2: Convert to fraction form
    60,557.45/83,569.28 = 34,061.45/x
  3. Step 3: Cross multiply
    60,557.45x = 83,569.28 × 34,061.45
  4. Step 4: Simplify right side
    60,557.45x = 2,846,490,264.10
  5. Step 5: Solve for x
    x = 2,846,490,264.10/60,557.45
  6. Step 6: Final answer
    x = 47,004.79

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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.