Home / 94,521.66-130,428.81-54,229.02

Finding the Fourth Proportional to 94,521.66, 130,428.81 and 54,229.02

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Solution

The fourth proportional to 94,521.66, 130,428.81 and 54,229.02 is: 74,829.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,521.66 : 130,428.81 = 54,229.02 : x
  2. Step 2: Convert to fraction form
    94,521.66/130,428.81 = 54,229.02/x
  3. Step 3: Cross multiply
    94,521.66x = 130,428.81 × 54,229.02
  4. Step 4: Simplify right side
    94,521.66x = 7,073,026,546.07
  5. Step 5: Solve for x
    x = 7,073,026,546.07/94,521.66
  6. Step 6: Final answer
    x = 74,829.69

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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.