Home / 86,477.92-129,705.36-24,154.72

Finding the Fourth Proportional to 86,477.92, 129,705.36 and 24,154.72

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Solution

The fourth proportional to 86,477.92, 129,705.36 and 24,154.72 is: 36,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,477.92 : 129,705.36 = 24,154.72 : x
  2. Step 2: Convert to fraction form
    86,477.92/129,705.36 = 24,154.72/x
  3. Step 3: Cross multiply
    86,477.92x = 129,705.36 × 24,154.72
  4. Step 4: Simplify right side
    86,477.92x = 3,132,996,653.30
  5. Step 5: Solve for x
    x = 3,132,996,653.30/86,477.92
  6. Step 6: Final answer
    x = 36,228.86

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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.