Home / 156,966.48-235,457.89-51,793.65

Finding the Fourth Proportional to 156,966.48, 235,457.89 and 51,793.65

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Solution

The fourth proportional to 156,966.48, 235,457.89 and 51,793.65 is: 77,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,966.48 : 235,457.89 = 51,793.65 : x
  2. Step 2: Convert to fraction form
    156,966.48/235,457.89 = 51,793.65/x
  3. Step 3: Cross multiply
    156,966.48x = 235,457.89 × 51,793.65
  4. Step 4: Simplify right side
    156,966.48x = 12,195,223,414.91
  5. Step 5: Solve for x
    x = 12,195,223,414.91/156,966.48
  6. Step 6: Final answer
    x = 77,693.17

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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.