Home / 48,001.80-72,002.70-43,624.20

Finding the Fourth Proportional to 48,001.80, 72,002.70 and 43,624.20

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Solution

The fourth proportional to 48,001.80, 72,002.70 and 43,624.20 is: 65,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,001.80 : 72,002.70 = 43,624.20 : x
  2. Step 2: Convert to fraction form
    48,001.80/72,002.70 = 43,624.20/x
  3. Step 3: Cross multiply
    48,001.80x = 72,002.70 × 43,624.20
  4. Step 4: Simplify right side
    48,001.80x = 3,141,060,185.34
  5. Step 5: Solve for x
    x = 3,141,060,185.34/48,001.80
  6. Step 6: Final answer
    x = 65,436.30

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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.