Home / 94,818.47-130,875.55-58,987.10

Finding the Fourth Proportional to 94,818.47, 130,875.55 and 58,987.10

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Solution

The fourth proportional to 94,818.47, 130,875.55 and 58,987.10 is: 81,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,818.47 : 130,875.55 = 58,987.10 : x
  2. Step 2: Convert to fraction form
    94,818.47/130,875.55 = 58,987.10/x
  3. Step 3: Cross multiply
    94,818.47x = 130,875.55 × 58,987.10
  4. Step 4: Simplify right side
    94,818.47x = 7,719,969,335.13
  5. Step 5: Solve for x
    x = 7,719,969,335.13/94,818.47
  6. Step 6: Final answer
    x = 81,418.42

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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.