Home / 48,023.20-72,034.80-12,962.80

Finding the Fourth Proportional to 48,023.20, 72,034.80 and 12,962.80

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Solution

The fourth proportional to 48,023.20, 72,034.80 and 12,962.80 is: 19,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,023.20 : 72,034.80 = 12,962.80 : x
  2. Step 2: Convert to fraction form
    48,023.20/72,034.80 = 12,962.80/x
  3. Step 3: Cross multiply
    48,023.20x = 72,034.80 × 12,962.80
  4. Step 4: Simplify right side
    48,023.20x = 933,772,705.44
  5. Step 5: Solve for x
    x = 933,772,705.44/48,023.20
  6. Step 6: Final answer
    x = 19,444.20

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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.