Home / 86,623.36-129,924.24-24,298.72

Finding the Fourth Proportional to 86,623.36, 129,924.24 and 24,298.72

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Solution

The fourth proportional to 86,623.36, 129,924.24 and 24,298.72 is: 36,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,623.36 : 129,924.24 = 24,298.72 : x
  2. Step 2: Convert to fraction form
    86,623.36/129,924.24 = 24,298.72/x
  3. Step 3: Cross multiply
    86,623.36x = 129,924.24 × 24,298.72
  4. Step 4: Simplify right side
    86,623.36x = 3,156,992,728.97
  5. Step 5: Solve for x
    x = 3,156,992,728.97/86,623.36
  6. Step 6: Final answer
    x = 36,445.05

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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.