Home / 48,298.13-72,447.20-15,020.30

Finding the Fourth Proportional to 48,298.13, 72,447.20 and 15,020.30

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Solution

The fourth proportional to 48,298.13, 72,447.20 and 15,020.30 is: 22,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298.13 : 72,447.20 = 15,020.30 : x
  2. Step 2: Convert to fraction form
    48,298.13/72,447.20 = 15,020.30/x
  3. Step 3: Cross multiply
    48,298.13x = 72,447.20 × 15,020.30
  4. Step 4: Simplify right side
    48,298.13x = 1,088,178,678.16
  5. Step 5: Solve for x
    x = 1,088,178,678.16/48,298.13
  6. Step 6: Final answer
    x = 22,530.45

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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.