Home / 96,690.28-145,031.76-26,567.76

Finding the Fourth Proportional to 96,690.28, 145,031.76 and 26,567.76

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Solution

The fourth proportional to 96,690.28, 145,031.76 and 26,567.76 is: 39,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,690.28 : 145,031.76 = 26,567.76 : x
  2. Step 2: Convert to fraction form
    96,690.28/145,031.76 = 26,567.76/x
  3. Step 3: Cross multiply
    96,690.28x = 145,031.76 × 26,567.76
  4. Step 4: Simplify right side
    96,690.28x = 3,853,168,992.06
  5. Step 5: Solve for x
    x = 3,853,168,992.06/96,690.28
  6. Step 6: Final answer
    x = 39,850.63

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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.