Home / 89,096.09-133,630.20-29,124.11

Finding the Fourth Proportional to 89,096.09, 133,630.20 and 29,124.11

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Solution

The fourth proportional to 89,096.09, 133,630.20 and 29,124.11 is: 43,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,096.09 : 133,630.20 = 29,124.11 : x
  2. Step 2: Convert to fraction form
    89,096.09/133,630.20 = 29,124.11/x
  3. Step 3: Cross multiply
    89,096.09x = 133,630.20 × 29,124.11
  4. Step 4: Simplify right side
    89,096.09x = 3,891,860,978.20
  5. Step 5: Solve for x
    x = 3,891,860,978.20/89,096.09
  6. Step 6: Final answer
    x = 43,681.62

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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.