Home / 86,701.74-130,043.16-58,801.02

Finding the Fourth Proportional to 86,701.74, 130,043.16 and 58,801.02

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Solution

The fourth proportional to 86,701.74, 130,043.16 and 58,801.02 is: 88,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,701.74 : 130,043.16 = 58,801.02 : x
  2. Step 2: Convert to fraction form
    86,701.74/130,043.16 = 58,801.02/x
  3. Step 3: Cross multiply
    86,701.74x = 130,043.16 × 58,801.02
  4. Step 4: Simplify right side
    86,701.74x = 7,646,670,452.02
  5. Step 5: Solve for x
    x = 7,646,670,452.02/86,701.74
  6. Step 6: Final answer
    x = 88,195.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.