Home / 89,122.49-122,943.04-60,432.44

Finding the Fourth Proportional to 89,122.49, 122,943.04 and 60,432.44

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Solution

The fourth proportional to 89,122.49, 122,943.04 and 60,432.44 is: 83,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,122.49 : 122,943.04 = 60,432.44 : x
  2. Step 2: Convert to fraction form
    89,122.49/122,943.04 = 60,432.44/x
  3. Step 3: Cross multiply
    89,122.49x = 122,943.04 × 60,432.44
  4. Step 4: Simplify right side
    89,122.49x = 7,429,748,044.49
  5. Step 5: Solve for x
    x = 7,429,748,044.49/89,122.49
  6. Step 6: Final answer
    x = 83,365.58

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1.5x scale

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.