Home / 153,282.80-229,931.40-48,105.20

Finding the Fourth Proportional to 153,282.80, 229,931.40 and 48,105.20

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Solution

The fourth proportional to 153,282.80, 229,931.40 and 48,105.20 is: 72,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,282.80 : 229,931.40 = 48,105.20 : x
  2. Step 2: Convert to fraction form
    153,282.80/229,931.40 = 48,105.20/x
  3. Step 3: Cross multiply
    153,282.80x = 229,931.40 × 48,105.20
  4. Step 4: Simplify right side
    153,282.80x = 11,060,895,983.28
  5. Step 5: Solve for x
    x = 11,060,895,983.28/153,282.80
  6. Step 6: Final answer
    x = 72,160.06

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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.