Home / 126,369.47-174,390.23-69,009.32

Finding the Fourth Proportional to 126,369.47, 174,390.23 and 69,009.32

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Solution

The fourth proportional to 126,369.47, 174,390.23 and 69,009.32 is: 95,233.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,369.47 : 174,390.23 = 69,009.32 : x
  2. Step 2: Convert to fraction form
    126,369.47/174,390.23 = 69,009.32/x
  3. Step 3: Cross multiply
    126,369.47x = 174,390.23 × 69,009.32
  4. Step 4: Simplify right side
    126,369.47x = 12,034,551,795.44
  5. Step 5: Solve for x
    x = 12,034,551,795.44/126,369.47
  6. Step 6: Final answer
    x = 95,233.06

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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.