Home / 86,288.16-119,114.41-58,010.25

Finding the Fourth Proportional to 86,288.16, 119,114.41 and 58,010.25

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Solution

The fourth proportional to 86,288.16, 119,114.41 and 58,010.25 is: 80,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,288.16 : 119,114.41 = 58,010.25 : x
  2. Step 2: Convert to fraction form
    86,288.16/119,114.41 = 58,010.25/x
  3. Step 3: Cross multiply
    86,288.16x = 119,114.41 × 58,010.25
  4. Step 4: Simplify right side
    86,288.16x = 6,909,856,702.70
  5. Step 5: Solve for x
    x = 6,909,856,702.70/86,288.16
  6. Step 6: Final answer
    x = 80,078.85

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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.