Home / 126,307.26-174,304.02-69,718.64

Finding the Fourth Proportional to 126,307.26, 174,304.02 and 69,718.64

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Solution

The fourth proportional to 126,307.26, 174,304.02 and 69,718.64 is: 96,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,307.26 : 174,304.02 = 69,718.64 : x
  2. Step 2: Convert to fraction form
    126,307.26/174,304.02 = 69,718.64/x
  3. Step 3: Cross multiply
    126,307.26x = 174,304.02 × 69,718.64
  4. Step 4: Simplify right side
    126,307.26x = 12,152,239,220.93
  5. Step 5: Solve for x
    x = 12,152,239,220.93/126,307.26
  6. Step 6: Final answer
    x = 96,211.72

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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.