Home / 131,957.37-182,125.53-75,368.70

Finding the Fourth Proportional to 131,957.37, 182,125.53 and 75,368.70

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Solution

The fourth proportional to 131,957.37, 182,125.53 and 75,368.70 is: 104,022.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,957.37 : 182,125.53 = 75,368.70 : x
  2. Step 2: Convert to fraction form
    131,957.37/182,125.53 = 75,368.70/x
  3. Step 3: Cross multiply
    131,957.37x = 182,125.53 × 75,368.70
  4. Step 4: Simplify right side
    131,957.37x = 13,726,564,432.91
  5. Step 5: Solve for x
    x = 13,726,564,432.91/131,957.37
  6. Step 6: Final answer
    x = 104,022.72

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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.