Home / 48,233.20-72,349.80-13,176.40

Finding the Fourth Proportional to 48,233.20, 72,349.80 and 13,176.40

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Solution

The fourth proportional to 48,233.20, 72,349.80 and 13,176.40 is: 19,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,233.20 : 72,349.80 = 13,176.40 : x
  2. Step 2: Convert to fraction form
    48,233.20/72,349.80 = 13,176.40/x
  3. Step 3: Cross multiply
    48,233.20x = 72,349.80 × 13,176.40
  4. Step 4: Simplify right side
    48,233.20x = 953,309,904.72
  5. Step 5: Solve for x
    x = 953,309,904.72/48,233.20
  6. Step 6: Final answer
    x = 19,764.60

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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.