Home / 38,663.20-57,994.80-29,904.40

Finding the Fourth Proportional to 38,663.20, 57,994.80 and 29,904.40

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Solution

The fourth proportional to 38,663.20, 57,994.80 and 29,904.40 is: 44,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663.20 : 57,994.80 = 29,904.40 : x
  2. Step 2: Convert to fraction form
    38,663.20/57,994.80 = 29,904.40/x
  3. Step 3: Cross multiply
    38,663.20x = 57,994.80 × 29,904.40
  4. Step 4: Simplify right side
    38,663.20x = 1,734,299,697.12
  5. Step 5: Solve for x
    x = 1,734,299,697.12/38,663.20
  6. Step 6: Final answer
    x = 44,856.60

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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.