Home / 52,081.23-71,852.28-38,501.88

Finding the Fourth Proportional to 52,081.23, 71,852.28 and 38,501.88

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Solution

The fourth proportional to 52,081.23, 71,852.28 and 38,501.88 is: 53,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,081.23 : 71,852.28 = 38,501.88 : x
  2. Step 2: Convert to fraction form
    52,081.23/71,852.28 = 38,501.88/x
  3. Step 3: Cross multiply
    52,081.23x = 71,852.28 × 38,501.88
  4. Step 4: Simplify right side
    52,081.23x = 2,766,448,138.17
  5. Step 5: Solve for x
    x = 2,766,448,138.17/52,081.23
  6. Step 6: Final answer
    x = 53,117.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.