Home / 126,307.20-174,333.18-83,294.43

Finding the Fourth Proportional to 126,307.20, 174,333.18 and 83,294.43

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Solution

The fourth proportional to 126,307.20, 174,333.18 and 83,294.43 is: 114,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,307.20 : 174,333.18 = 83,294.43 : x
  2. Step 2: Convert to fraction form
    126,307.20/174,333.18 = 83,294.43/x
  3. Step 3: Cross multiply
    126,307.20x = 174,333.18 × 83,294.43
  4. Step 4: Simplify right side
    126,307.20x = 14,520,982,858.19
  5. Step 5: Solve for x
    x = 14,520,982,858.19/126,307.20
  6. Step 6: Final answer
    x = 114,965.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.