Home / 103,614.13-142,987.26-58,292.13

Finding the Fourth Proportional to 103,614.13, 142,987.26 and 58,292.13

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Solution

The fourth proportional to 103,614.13, 142,987.26 and 58,292.13 is: 80,443.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,614.13 : 142,987.26 = 58,292.13 : x
  2. Step 2: Convert to fraction form
    103,614.13/142,987.26 = 58,292.13/x
  3. Step 3: Cross multiply
    103,614.13x = 142,987.26 × 58,292.13
  4. Step 4: Simplify right side
    103,614.13x = 8,335,031,233.33
  5. Step 5: Solve for x
    x = 8,335,031,233.33/103,614.13
  6. Step 6: Final answer
    x = 80,443.00

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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.