Home / 48,853.60-73,280.40-31,357.60

Finding the Fourth Proportional to 48,853.60, 73,280.40 and 31,357.60

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Solution

The fourth proportional to 48,853.60, 73,280.40 and 31,357.60 is: 47,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,853.60 : 73,280.40 = 31,357.60 : x
  2. Step 2: Convert to fraction form
    48,853.60/73,280.40 = 31,357.60/x
  3. Step 3: Cross multiply
    48,853.60x = 73,280.40 × 31,357.60
  4. Step 4: Simplify right side
    48,853.60x = 2,297,897,471.04
  5. Step 5: Solve for x
    x = 2,297,897,471.04/48,853.60
  6. Step 6: Final answer
    x = 47,036.40

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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.