Home / 48,783.60-73,175.40-48,265.20

Finding the Fourth Proportional to 48,783.60, 73,175.40 and 48,265.20

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Solution

The fourth proportional to 48,783.60, 73,175.40 and 48,265.20 is: 72,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,783.60 : 73,175.40 = 48,265.20 : x
  2. Step 2: Convert to fraction form
    48,783.60/73,175.40 = 48,265.20/x
  3. Step 3: Cross multiply
    48,783.60x = 73,175.40 × 48,265.20
  4. Step 4: Simplify right side
    48,783.60x = 3,531,825,316.08
  5. Step 5: Solve for x
    x = 3,531,825,316.08/48,783.60
  6. Step 6: Final answer
    x = 72,397.80

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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.