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Finding the Fourth Proportional to 157,035.53, 235,523.24 and 60,972.74

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Solution

The fourth proportional to 157,035.53, 235,523.24 and 60,972.74 is: 91,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,035.53 : 235,523.24 = 60,972.74 : x
  2. Step 2: Convert to fraction form
    157,035.53/235,523.24 = 60,972.74/x
  3. Step 3: Cross multiply
    157,035.53x = 235,523.24 × 60,972.74
  4. Step 4: Simplify right side
    157,035.53x = 14,360,498,017.72
  5. Step 5: Solve for x
    x = 14,360,498,017.72/157,035.53
  6. Step 6: Final answer
    x = 91,447.45

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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.