Home / 126,017.88-173,904.57-69,429.26

Finding the Fourth Proportional to 126,017.88, 173,904.57 and 69,429.26

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Solution

The fourth proportional to 126,017.88, 173,904.57 and 69,429.26 is: 95,812.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,017.88 : 173,904.57 = 69,429.26 : x
  2. Step 2: Convert to fraction form
    126,017.88/173,904.57 = 69,429.26/x
  3. Step 3: Cross multiply
    126,017.88x = 173,904.57 × 69,429.26
  4. Step 4: Simplify right side
    126,017.88x = 12,074,065,605.72
  5. Step 5: Solve for x
    x = 12,074,065,605.72/126,017.88
  6. Step 6: Final answer
    x = 95,812.32

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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.