Home / 157,176.18-235,761.92-38,847.50

Finding the Fourth Proportional to 157,176.18, 235,761.92 and 38,847.50

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Solution

The fourth proportional to 157,176.18, 235,761.92 and 38,847.50 is: 58,270.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,176.18 : 235,761.92 = 38,847.50 : x
  2. Step 2: Convert to fraction form
    157,176.18/235,761.92 = 38,847.50/x
  3. Step 3: Cross multiply
    157,176.18x = 235,761.92 × 38,847.50
  4. Step 4: Simplify right side
    157,176.18x = 9,158,761,187.20
  5. Step 5: Solve for x
    x = 9,158,761,187.20/157,176.18
  6. Step 6: Final answer
    x = 58,270.67

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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.