Home / 47,126.16-70,697.88-15,538.08

Finding the Fourth Proportional to 47,126.16, 70,697.88 and 15,538.08

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Solution

The fourth proportional to 47,126.16, 70,697.88 and 15,538.08 is: 23,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,126.16 : 70,697.88 = 15,538.08 : x
  2. Step 2: Convert to fraction form
    47,126.16/70,697.88 = 15,538.08/x
  3. Step 3: Cross multiply
    47,126.16x = 70,697.88 × 15,538.08
  4. Step 4: Simplify right side
    47,126.16x = 1,098,509,315.27
  5. Step 5: Solve for x
    x = 1,098,509,315.27/47,126.16
  6. Step 6: Final answer
    x = 23,309.97

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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.