Home / 54,330.40-81,495.60-44,999.20

Finding the Fourth Proportional to 54,330.40, 81,495.60 and 44,999.20

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Solution

The fourth proportional to 54,330.40, 81,495.60 and 44,999.20 is: 67,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,330.40 : 81,495.60 = 44,999.20 : x
  2. Step 2: Convert to fraction form
    54,330.40/81,495.60 = 44,999.20/x
  3. Step 3: Cross multiply
    54,330.40x = 81,495.60 × 44,999.20
  4. Step 4: Simplify right side
    54,330.40x = 3,667,236,803.52
  5. Step 5: Solve for x
    x = 3,667,236,803.52/54,330.40
  6. Step 6: Final answer
    x = 67,498.80

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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.