Home / 47,248.04-70,873.43-12,187.69

Finding the Fourth Proportional to 47,248.04, 70,873.43 and 12,187.69

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Solution

The fourth proportional to 47,248.04, 70,873.43 and 12,187.69 is: 18,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,248.04 : 70,873.43 = 12,187.69 : x
  2. Step 2: Convert to fraction form
    47,248.04/70,873.43 = 12,187.69/x
  3. Step 3: Cross multiply
    47,248.04x = 70,873.43 × 12,187.69
  4. Step 4: Simplify right side
    47,248.04x = 863,783,155.95
  5. Step 5: Solve for x
    x = 863,783,155.95/47,248.04
  6. Step 6: Final answer
    x = 18,281.88

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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.