Home / 156,964.20-235,446.30-97,607.40

Finding the Fourth Proportional to 156,964.20, 235,446.30 and 97,607.40

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Solution

The fourth proportional to 156,964.20, 235,446.30 and 97,607.40 is: 146,411.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,964.20 : 235,446.30 = 97,607.40 : x
  2. Step 2: Convert to fraction form
    156,964.20/235,446.30 = 97,607.40/x
  3. Step 3: Cross multiply
    156,964.20x = 235,446.30 × 97,607.40
  4. Step 4: Simplify right side
    156,964.20x = 22,981,301,182.62
  5. Step 5: Solve for x
    x = 22,981,301,182.62/156,964.20
  6. Step 6: Final answer
    x = 146,411.10

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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.