Home / 48,542.50-66,981.36-27,321.34

Finding the Fourth Proportional to 48,542.50, 66,981.36 and 27,321.34

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Solution

The fourth proportional to 48,542.50, 66,981.36 and 27,321.34 is: 37,699.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,542.50 : 66,981.36 = 27,321.34 : x
  2. Step 2: Convert to fraction form
    48,542.50/66,981.36 = 27,321.34/x
  3. Step 3: Cross multiply
    48,542.50x = 66,981.36 × 27,321.34
  4. Step 4: Simplify right side
    48,542.50x = 1,830,020,510.22
  5. Step 5: Solve for x
    x = 1,830,020,510.22/48,542.50
  6. Step 6: Final answer
    x = 37,699.35

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Similar ratio
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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.