Home / 38,184.40-57,276.60-26,520.40

Finding the Fourth Proportional to 38,184.40, 57,276.60 and 26,520.40

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Solution

The fourth proportional to 38,184.40, 57,276.60 and 26,520.40 is: 39,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,184.40 : 57,276.60 = 26,520.40 : x
  2. Step 2: Convert to fraction form
    38,184.40/57,276.60 = 26,520.40/x
  3. Step 3: Cross multiply
    38,184.40x = 57,276.60 × 26,520.40
  4. Step 4: Simplify right side
    38,184.40x = 1,518,998,342.64
  5. Step 5: Solve for x
    x = 1,518,998,342.64/38,184.40
  6. Step 6: Final answer
    x = 39,780.60

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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.