Home / 55,688.60-83,531.70-37,087.80

Finding the Fourth Proportional to 55,688.60, 83,531.70 and 37,087.80

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Solution

The fourth proportional to 55,688.60, 83,531.70 and 37,087.80 is: 55,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,688.60 : 83,531.70 = 37,087.80 : x
  2. Step 2: Convert to fraction form
    55,688.60/83,531.70 = 37,087.80/x
  3. Step 3: Cross multiply
    55,688.60x = 83,531.70 × 37,087.80
  4. Step 4: Simplify right side
    55,688.60x = 3,098,006,983.26
  5. Step 5: Solve for x
    x = 3,098,006,983.26/55,688.60
  6. Step 6: Final answer
    x = 55,630.90

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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.