Home / 86,330.97-119,155.12-58,020.26

Finding the Fourth Proportional to 86,330.97, 119,155.12 and 58,020.26

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Solution

The fourth proportional to 86,330.97, 119,155.12 and 58,020.26 is: 80,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.97 : 119,155.12 = 58,020.26 : x
  2. Step 2: Convert to fraction form
    86,330.97/119,155.12 = 58,020.26/x
  3. Step 3: Cross multiply
    86,330.97x = 119,155.12 × 58,020.26
  4. Step 4: Simplify right side
    86,330.97x = 6,913,410,301.90
  5. Step 5: Solve for x
    x = 6,913,410,301.90/86,330.97
  6. Step 6: Final answer
    x = 80,080.30

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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.