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Finding the Fourth Proportional to 134,164.99, 185,152.13 and 73,737.78

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Solution

The fourth proportional to 134,164.99, 185,152.13 and 73,737.78 is: 101,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,164.99 : 185,152.13 = 73,737.78 : x
  2. Step 2: Convert to fraction form
    134,164.99/185,152.13 = 73,737.78/x
  3. Step 3: Cross multiply
    134,164.99x = 185,152.13 × 73,737.78
  4. Step 4: Simplify right side
    134,164.99x = 13,652,707,028.47
  5. Step 5: Solve for x
    x = 13,652,707,028.47/134,164.99
  6. Step 6: Final answer
    x = 101,760.58

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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.