Home / 126,006.35-173,888.75-69,417.72

Finding the Fourth Proportional to 126,006.35, 173,888.75 and 69,417.72

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Solution

The fourth proportional to 126,006.35, 173,888.75 and 69,417.72 is: 95,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,006.35 : 173,888.75 = 69,417.72 : x
  2. Step 2: Convert to fraction form
    126,006.35/173,888.75 = 69,417.72/x
  3. Step 3: Cross multiply
    126,006.35x = 173,888.75 × 69,417.72
  4. Step 4: Simplify right side
    126,006.35x = 12,070,960,732.19
  5. Step 5: Solve for x
    x = 12,070,960,732.19/126,006.35
  6. Step 6: Final answer
    x = 95,796.45

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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.