Home / 83,434.51-125,168.10-36,687.25

Finding the Fourth Proportional to 83,434.51, 125,168.10 and 36,687.25

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Solution

The fourth proportional to 83,434.51, 125,168.10 and 36,687.25 is: 55,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,434.51 : 125,168.10 = 36,687.25 : x
  2. Step 2: Convert to fraction form
    83,434.51/125,168.10 = 36,687.25/x
  3. Step 3: Cross multiply
    83,434.51x = 125,168.10 × 36,687.25
  4. Step 4: Simplify right side
    83,434.51x = 4,592,073,376.73
  5. Step 5: Solve for x
    x = 4,592,073,376.73/83,434.51
  6. Step 6: Final answer
    x = 55,038.06

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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.