Home / 48,125.68-72,154.23-18,518.56

Finding the Fourth Proportional to 48,125.68, 72,154.23 and 18,518.56

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Solution

The fourth proportional to 48,125.68, 72,154.23 and 18,518.56 is: 27,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,125.68 : 72,154.23 = 18,518.56 : x
  2. Step 2: Convert to fraction form
    48,125.68/72,154.23 = 18,518.56/x
  3. Step 3: Cross multiply
    48,125.68x = 72,154.23 × 18,518.56
  4. Step 4: Simplify right side
    48,125.68x = 1,336,192,437.51
  5. Step 5: Solve for x
    x = 1,336,192,437.51/48,125.68
  6. Step 6: Final answer
    x = 27,764.65

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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.