Home / 110,688.38-152,749.77-60,387.38

Finding the Fourth Proportional to 110,688.38, 152,749.77 and 60,387.38

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Solution

The fourth proportional to 110,688.38, 152,749.77 and 60,387.38 is: 83,334.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,688.38 : 152,749.77 = 60,387.38 : x
  2. Step 2: Convert to fraction form
    110,688.38/152,749.77 = 60,387.38/x
  3. Step 3: Cross multiply
    110,688.38x = 152,749.77 × 60,387.38
  4. Step 4: Simplify right side
    110,688.38x = 9,224,158,405.90
  5. Step 5: Solve for x
    x = 9,224,158,405.90/110,688.38
  6. Step 6: Final answer
    x = 83,334.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.