Home / 48,432.23-66,819.95-30,270.56

Finding the Fourth Proportional to 48,432.23, 66,819.95 and 30,270.56

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Solution

The fourth proportional to 48,432.23, 66,819.95 and 30,270.56 is: 41,763.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,432.23 : 66,819.95 = 30,270.56 : x
  2. Step 2: Convert to fraction form
    48,432.23/66,819.95 = 30,270.56/x
  3. Step 3: Cross multiply
    48,432.23x = 66,819.95 × 30,270.56
  4. Step 4: Simplify right side
    48,432.23x = 2,022,677,479.87
  5. Step 5: Solve for x
    x = 2,022,677,479.87/48,432.23
  6. Step 6: Final answer
    x = 41,763.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.