Home / 48,374.68-72,565.38-20,284.12

Finding the Fourth Proportional to 48,374.68, 72,565.38 and 20,284.12

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Solution

The fourth proportional to 48,374.68, 72,565.38 and 20,284.12 is: 30,427.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,374.68 : 72,565.38 = 20,284.12 : x
  2. Step 2: Convert to fraction form
    48,374.68/72,565.38 = 20,284.12/x
  3. Step 3: Cross multiply
    48,374.68x = 72,565.38 × 20,284.12
  4. Step 4: Simplify right side
    48,374.68x = 1,471,924,875.77
  5. Step 5: Solve for x
    x = 1,471,924,875.77/48,374.68
  6. Step 6: Final answer
    x = 30,427.59

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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.