Home / 181,521.30-272,290.86-48,402.75

Finding the Fourth Proportional to 181,521.30, 272,290.86 and 48,402.75

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Solution

The fourth proportional to 181,521.30, 272,290.86 and 48,402.75 is: 72,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,521.30 : 272,290.86 = 48,402.75 : x
  2. Step 2: Convert to fraction form
    181,521.30/272,290.86 = 48,402.75/x
  3. Step 3: Cross multiply
    181,521.30x = 272,290.86 × 48,402.75
  4. Step 4: Simplify right side
    181,521.30x = 13,179,626,423.87
  5. Step 5: Solve for x
    x = 13,179,626,423.87/181,521.30
  6. Step 6: Final answer
    x = 72,606.50

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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.