Home / 108,168.79-162,252.56-44,126.71

Finding the Fourth Proportional to 108,168.79, 162,252.56 and 44,126.71

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Solution

The fourth proportional to 108,168.79, 162,252.56 and 44,126.71 is: 66,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,168.79 : 162,252.56 = 44,126.71 : x
  2. Step 2: Convert to fraction form
    108,168.79/162,252.56 = 44,126.71/x
  3. Step 3: Cross multiply
    108,168.79x = 162,252.56 × 44,126.71
  4. Step 4: Simplify right side
    108,168.79x = 7,159,671,661.88
  5. Step 5: Solve for x
    x = 7,159,671,661.88/108,168.79
  6. Step 6: Final answer
    x = 66,189.81

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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.