Home / 89,306.76-133,960.95-29,334.36

Finding the Fourth Proportional to 89,306.76, 133,960.95 and 29,334.36

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Solution

The fourth proportional to 89,306.76, 133,960.95 and 29,334.36 is: 44,001.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,306.76 : 133,960.95 = 29,334.36 : x
  2. Step 2: Convert to fraction form
    89,306.76/133,960.95 = 29,334.36/x
  3. Step 3: Cross multiply
    89,306.76x = 133,960.95 × 29,334.36
  4. Step 4: Simplify right side
    89,306.76x = 3,929,658,733.24
  5. Step 5: Solve for x
    x = 3,929,658,733.24/89,306.76
  6. Step 6: Final answer
    x = 44,001.81

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1.5x scale

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.