Home / 153,948.30-230,890.05-65,204.70

Finding the Fourth Proportional to 153,948.30, 230,890.05 and 65,204.70

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Solution

The fourth proportional to 153,948.30, 230,890.05 and 65,204.70 is: 97,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,948.30 : 230,890.05 = 65,204.70 : x
  2. Step 2: Convert to fraction form
    153,948.30/230,890.05 = 65,204.70/x
  3. Step 3: Cross multiply
    153,948.30x = 230,890.05 × 65,204.70
  4. Step 4: Simplify right side
    153,948.30x = 15,055,116,443.24
  5. Step 5: Solve for x
    x = 15,055,116,443.24/153,948.30
  6. Step 6: Final answer
    x = 97,793.33

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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.