Home / 126,442.07-174,502.11-69,090.10

Finding the Fourth Proportional to 126,442.07, 174,502.11 and 69,090.10

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Solution

The fourth proportional to 126,442.07, 174,502.11 and 69,090.10 is: 95,350.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,442.07 : 174,502.11 = 69,090.10 : x
  2. Step 2: Convert to fraction form
    126,442.07/174,502.11 = 69,090.10/x
  3. Step 3: Cross multiply
    126,442.07x = 174,502.11 × 69,090.10
  4. Step 4: Simplify right side
    126,442.07x = 12,056,368,230.11
  5. Step 5: Solve for x
    x = 12,056,368,230.11/126,442.07
  6. Step 6: Final answer
    x = 95,350.93

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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.