Home / 108,767.14-150,126.23-74,325.80

Finding the Fourth Proportional to 108,767.14, 150,126.23 and 74,325.80

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Solution

The fourth proportional to 108,767.14, 150,126.23 and 74,325.80 is: 102,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,767.14 : 150,126.23 = 74,325.80 : x
  2. Step 2: Convert to fraction form
    108,767.14/150,126.23 = 74,325.80/x
  3. Step 3: Cross multiply
    108,767.14x = 150,126.23 × 74,325.80
  4. Step 4: Simplify right side
    108,767.14x = 11,158,252,706.86
  5. Step 5: Solve for x
    x = 11,158,252,706.86/108,767.14
  6. Step 6: Final answer
    x = 102,588.46

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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.