Home / 87,497.40-131,159.70-34,836.60

Finding the Fourth Proportional to 87,497.40, 131,159.70 and 34,836.60

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Solution

The fourth proportional to 87,497.40, 131,159.70 and 34,836.60 is: 52,220.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,497.40 : 131,159.70 = 34,836.60 : x
  2. Step 2: Convert to fraction form
    87,497.40/131,159.70 = 34,836.60/x
  3. Step 3: Cross multiply
    87,497.40x = 131,159.70 × 34,836.60
  4. Step 4: Simplify right side
    87,497.40x = 4,569,158,005.02
  5. Step 5: Solve for x
    x = 4,569,158,005.02/87,497.40
  6. Step 6: Final answer
    x = 52,220.50

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1.5x scale

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.