Home / 153,613.83-230,420.75-48,443.43

Finding the Fourth Proportional to 153,613.83, 230,420.75 and 48,443.43

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Solution

The fourth proportional to 153,613.83, 230,420.75 and 48,443.43 is: 72,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,613.83 : 230,420.75 = 48,443.43 : x
  2. Step 2: Convert to fraction form
    153,613.83/230,420.75 = 48,443.43/x
  3. Step 3: Cross multiply
    153,613.83x = 230,420.75 × 48,443.43
  4. Step 4: Simplify right side
    153,613.83x = 11,162,371,230.96
  5. Step 5: Solve for x
    x = 11,162,371,230.96/153,613.83
  6. Step 6: Final answer
    x = 72,665.15

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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.