Home / 86,452.86-129,616.26-58,302.96

Finding the Fourth Proportional to 86,452.86, 129,616.26 and 58,302.96

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Solution

The fourth proportional to 86,452.86, 129,616.26 and 58,302.96 is: 87,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,452.86 : 129,616.26 = 58,302.96 : x
  2. Step 2: Convert to fraction form
    86,452.86/129,616.26 = 58,302.96/x
  3. Step 3: Cross multiply
    86,452.86x = 129,616.26 × 58,302.96
  4. Step 4: Simplify right side
    86,452.86x = 7,557,011,622.13
  5. Step 5: Solve for x
    x = 7,557,011,622.13/86,452.86
  6. Step 6: Final answer
    x = 87,411.93

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1.5x scale

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.