Home / 86,416.39-129,624.42-24,086.89

Finding the Fourth Proportional to 86,416.39, 129,624.42 and 24,086.89

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Solution

The fourth proportional to 86,416.39, 129,624.42 and 24,086.89 is: 36,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,416.39 : 129,624.42 = 24,086.89 : x
  2. Step 2: Convert to fraction form
    86,416.39/129,624.42 = 24,086.89/x
  3. Step 3: Cross multiply
    86,416.39x = 129,624.42 × 24,086.89
  4. Step 4: Simplify right side
    86,416.39x = 3,122,248,533.58
  5. Step 5: Solve for x
    x = 3,122,248,533.58/86,416.39
  6. Step 6: Final answer
    x = 36,130.28

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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.