Home / 86,663.28-129,994.32-24,333.84

Finding the Fourth Proportional to 86,663.28, 129,994.32 and 24,333.84

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Solution

The fourth proportional to 86,663.28, 129,994.32 and 24,333.84 is: 36,500.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,663.28 : 129,994.32 = 24,333.84 : x
  2. Step 2: Convert to fraction form
    86,663.28/129,994.32 = 24,333.84/x
  3. Step 3: Cross multiply
    86,663.28x = 129,994.32 × 24,333.84
  4. Step 4: Simplify right side
    86,663.28x = 3,163,260,983.79
  5. Step 5: Solve for x
    x = 3,163,260,983.79/86,663.28
  6. Step 6: Final answer
    x = 36,500.59

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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.