Home / 48,234.79-72,357.18-13,174.45

Finding the Fourth Proportional to 48,234.79, 72,357.18 and 13,174.45

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Solution

The fourth proportional to 48,234.79, 72,357.18 and 13,174.45 is: 19,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,234.79 : 72,357.18 = 13,174.45 : x
  2. Step 2: Convert to fraction form
    48,234.79/72,357.18 = 13,174.45/x
  3. Step 3: Cross multiply
    48,234.79x = 72,357.18 × 13,174.45
  4. Step 4: Simplify right side
    48,234.79x = 953,266,050.05
  5. Step 5: Solve for x
    x = 953,266,050.05/48,234.79
  6. Step 6: Final answer
    x = 19,763.04

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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.