Home / 94,920.26-130,991.18-52,478.69

Finding the Fourth Proportional to 94,920.26, 130,991.18 and 52,478.69

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Solution

The fourth proportional to 94,920.26, 130,991.18 and 52,478.69 is: 72,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,920.26 : 130,991.18 = 52,478.69 : x
  2. Step 2: Convert to fraction form
    94,920.26/130,991.18 = 52,478.69/x
  3. Step 3: Cross multiply
    94,920.26x = 130,991.18 × 52,478.69
  4. Step 4: Simplify right side
    94,920.26x = 6,874,244,610.60
  5. Step 5: Solve for x
    x = 6,874,244,610.60/94,920.26
  6. Step 6: Final answer
    x = 72,421.26

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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.