Home / 153,916.60-230,874.90-83,932.60

Finding the Fourth Proportional to 153,916.60, 230,874.90 and 83,932.60

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Solution

The fourth proportional to 153,916.60, 230,874.90 and 83,932.60 is: 125,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,916.60 : 230,874.90 = 83,932.60 : x
  2. Step 2: Convert to fraction form
    153,916.60/230,874.90 = 83,932.60/x
  3. Step 3: Cross multiply
    153,916.60x = 230,874.90 × 83,932.60
  4. Step 4: Simplify right side
    153,916.60x = 19,377,930,631.74
  5. Step 5: Solve for x
    x = 19,377,930,631.74/153,916.60
  6. Step 6: Final answer
    x = 125,898.90

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1.5x scale

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.