Home / 74,214.60-111,335.40-24,280.80

Finding the Fourth Proportional to 74,214.60, 111,335.40 and 24,280.80

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Solution

The fourth proportional to 74,214.60, 111,335.40 and 24,280.80 is: 36,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,214.60 : 111,335.40 = 24,280.80 : x
  2. Step 2: Convert to fraction form
    74,214.60/111,335.40 = 24,280.80/x
  3. Step 3: Cross multiply
    74,214.60x = 111,335.40 × 24,280.80
  4. Step 4: Simplify right side
    74,214.60x = 2,703,312,580.32
  5. Step 5: Solve for x
    x = 2,703,312,580.32/74,214.60
  6. Step 6: Final answer
    x = 36,425.62

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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.