Home / 157,764.10-236,646.15-144,861.70

Finding the Fourth Proportional to 157,764.10, 236,646.15 and 144,861.70

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Solution

The fourth proportional to 157,764.10, 236,646.15 and 144,861.70 is: 217,292.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,764.10 : 236,646.15 = 144,861.70 : x
  2. Step 2: Convert to fraction form
    157,764.10/236,646.15 = 144,861.70/x
  3. Step 3: Cross multiply
    157,764.10x = 236,646.15 × 144,861.70
  4. Step 4: Simplify right side
    157,764.10x = 34,280,963,587.46
  5. Step 5: Solve for x
    x = 34,280,963,587.46/157,764.10
  6. Step 6: Final answer
    x = 217,292.55

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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.