Home / 94,049.71-129,788.53-53,764.36

Finding the Fourth Proportional to 94,049.71, 129,788.53 and 53,764.36

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Solution

The fourth proportional to 94,049.71, 129,788.53 and 53,764.36 is: 74,194.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,049.71 : 129,788.53 = 53,764.36 : x
  2. Step 2: Convert to fraction form
    94,049.71/129,788.53 = 53,764.36/x
  3. Step 3: Cross multiply
    94,049.71x = 129,788.53 × 53,764.36
  4. Step 4: Simplify right side
    94,049.71x = 6,977,996,791.91
  5. Step 5: Solve for x
    x = 6,977,996,791.91/94,049.71
  6. Step 6: Final answer
    x = 74,194.77

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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.