Home / 86,320.04-119,158.52-58,042.16

Finding the Fourth Proportional to 86,320.04, 119,158.52 and 58,042.16

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Solution

The fourth proportional to 86,320.04, 119,158.52 and 58,042.16 is: 80,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,320.04 : 119,158.52 = 58,042.16 : x
  2. Step 2: Convert to fraction form
    86,320.04/119,158.52 = 58,042.16/x
  3. Step 3: Cross multiply
    86,320.04x = 119,158.52 × 58,042.16
  4. Step 4: Simplify right side
    86,320.04x = 6,916,217,883.20
  5. Step 5: Solve for x
    x = 6,916,217,883.20/86,320.04
  6. Step 6: Final answer
    x = 80,122.97

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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.