Home / 47,219.20-70,934.40-39,443.20

Finding the Fourth Proportional to 47,219.20, 70,934.40 and 39,443.20

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Solution

The fourth proportional to 47,219.20, 70,934.40 and 39,443.20 is: 59,253.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,219.20 : 70,934.40 = 39,443.20 : x
  2. Step 2: Convert to fraction form
    47,219.20/70,934.40 = 39,443.20/x
  3. Step 3: Cross multiply
    47,219.20x = 70,934.40 × 39,443.20
  4. Step 4: Simplify right side
    47,219.20x = 2,797,879,726.08
  5. Step 5: Solve for x
    x = 2,797,879,726.08/47,219.20
  6. Step 6: Final answer
    x = 59,253.01

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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.