Home / 48,542.40-66,988.14-27,321.12

Finding the Fourth Proportional to 48,542.40, 66,988.14 and 27,321.12

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Solution

The fourth proportional to 48,542.40, 66,988.14 and 27,321.12 is: 37,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,542.40 : 66,988.14 = 27,321.12 : x
  2. Step 2: Convert to fraction form
    48,542.40/66,988.14 = 27,321.12/x
  3. Step 3: Cross multiply
    48,542.40x = 66,988.14 × 27,321.12
  4. Step 4: Simplify right side
    48,542.40x = 1,830,191,011.52
  5. Step 5: Solve for x
    x = 1,830,191,011.52/48,542.40
  6. Step 6: Final answer
    x = 37,702.94

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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.