Home / 156,982.70-235,430.85-63,497.90

Finding the Fourth Proportional to 156,982.70, 235,430.85 and 63,497.90

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Solution

The fourth proportional to 156,982.70, 235,430.85 and 63,497.90 is: 95,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982.70 : 235,430.85 = 63,497.90 : x
  2. Step 2: Convert to fraction form
    156,982.70/235,430.85 = 63,497.90/x
  3. Step 3: Cross multiply
    156,982.70x = 235,430.85 × 63,497.90
  4. Step 4: Simplify right side
    156,982.70x = 14,949,364,570.22
  5. Step 5: Solve for x
    x = 14,949,364,570.22/156,982.70
  6. Step 6: Final answer
    x = 95,229.38

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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.