Home / 47,077.50-70,624.98-15,489.30

Finding the Fourth Proportional to 47,077.50, 70,624.98 and 15,489.30

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Solution

The fourth proportional to 47,077.50, 70,624.98 and 15,489.30 is: 23,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,077.50 : 70,624.98 = 15,489.30 : x
  2. Step 2: Convert to fraction form
    47,077.50/70,624.98 = 15,489.30/x
  3. Step 3: Cross multiply
    47,077.50x = 70,624.98 × 15,489.30
  4. Step 4: Simplify right side
    47,077.50x = 1,093,931,502.71
  5. Step 5: Solve for x
    x = 1,093,931,502.71/47,077.50
  6. Step 6: Final answer
    x = 23,236.82

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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.