Home / 157,344.20-236,016.30-155,011.40

Finding the Fourth Proportional to 157,344.20, 236,016.30 and 155,011.40

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Solution

The fourth proportional to 157,344.20, 236,016.30 and 155,011.40 is: 232,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,344.20 : 236,016.30 = 155,011.40 : x
  2. Step 2: Convert to fraction form
    157,344.20/236,016.30 = 155,011.40/x
  3. Step 3: Cross multiply
    157,344.20x = 236,016.30 × 155,011.40
  4. Step 4: Simplify right side
    157,344.20x = 36,585,217,085.82
  5. Step 5: Solve for x
    x = 36,585,217,085.82/157,344.20
  6. Step 6: Final answer
    x = 232,517.10

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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.