Home / 86,288.29-119,114.58-58,010.38

Finding the Fourth Proportional to 86,288.29, 119,114.58 and 58,010.38

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Solution

The fourth proportional to 86,288.29, 119,114.58 and 58,010.38 is: 80,079.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,288.29 : 119,114.58 = 58,010.38 : x
  2. Step 2: Convert to fraction form
    86,288.29/119,114.58 = 58,010.38/x
  3. Step 3: Cross multiply
    86,288.29x = 119,114.58 × 58,010.38
  4. Step 4: Simplify right side
    86,288.29x = 6,909,882,049.34
  5. Step 5: Solve for x
    x = 6,909,882,049.34/86,288.29
  6. Step 6: Final answer
    x = 80,079.02

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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.