Home / 156,982.20-235,430.10-63,497.40

Finding the Fourth Proportional to 156,982.20, 235,430.10 and 63,497.40

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Solution

The fourth proportional to 156,982.20, 235,430.10 and 63,497.40 is: 95,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982.20 : 235,430.10 = 63,497.40 : x
  2. Step 2: Convert to fraction form
    156,982.20/235,430.10 = 63,497.40/x
  3. Step 3: Cross multiply
    156,982.20x = 235,430.10 × 63,497.40
  4. Step 4: Simplify right side
    156,982.20x = 14,949,199,231.74
  5. Step 5: Solve for x
    x = 14,949,199,231.74/156,982.20
  6. Step 6: Final answer
    x = 95,228.63

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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.