Home / 127,284.75-175,658.49-70,696.13

Finding the Fourth Proportional to 127,284.75, 175,658.49 and 70,696.13

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Solution

The fourth proportional to 127,284.75, 175,658.49 and 70,696.13 is: 97,563.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,284.75 : 175,658.49 = 70,696.13 : x
  2. Step 2: Convert to fraction form
    127,284.75/175,658.49 = 70,696.13/x
  3. Step 3: Cross multiply
    127,284.75x = 175,658.49 × 70,696.13
  4. Step 4: Simplify right side
    127,284.75x = 12,418,374,566.35
  5. Step 5: Solve for x
    x = 12,418,374,566.35/127,284.75
  6. Step 6: Final answer
    x = 97,563.73

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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.