Home / 137,302.69-189,380.00-126,008.63

Finding the Fourth Proportional to 137,302.69, 189,380.00 and 126,008.63

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Solution

The fourth proportional to 137,302.69, 189,380.00 and 126,008.63 is: 173,802.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,302.69 : 189,380.00 = 126,008.63 : x
  2. Step 2: Convert to fraction form
    137,302.69/189,380.00 = 126,008.63/x
  3. Step 3: Cross multiply
    137,302.69x = 189,380.00 × 126,008.63
  4. Step 4: Simplify right side
    137,302.69x = 23,863,513,719.36
  5. Step 5: Solve for x
    x = 23,863,513,719.36/137,302.69
  6. Step 6: Final answer
    x = 173,802.24

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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.