Home / 69,132.84-103,615.02-35,834.55

Finding the Fourth Proportional to 69,132.84, 103,615.02 and 35,834.55

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Solution

The fourth proportional to 69,132.84, 103,615.02 and 35,834.55 is: 53,708.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,132.84 : 103,615.02 = 35,834.55 : x
  2. Step 2: Convert to fraction form
    69,132.84/103,615.02 = 35,834.55/x
  3. Step 3: Cross multiply
    69,132.84x = 103,615.02 × 35,834.55
  4. Step 4: Simplify right side
    69,132.84x = 3,712,997,614.94
  5. Step 5: Solve for x
    x = 3,712,997,614.94/69,132.84
  6. Step 6: Final answer
    x = 53,708.16

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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.