Home / 40,969.48-61,478.08-17,275.56

Finding the Fourth Proportional to 40,969.48, 61,478.08 and 17,275.56

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Solution

The fourth proportional to 40,969.48, 61,478.08 and 17,275.56 is: 25,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,969.48 : 61,478.08 = 17,275.56 : x
  2. Step 2: Convert to fraction form
    40,969.48/61,478.08 = 17,275.56/x
  3. Step 3: Cross multiply
    40,969.48x = 61,478.08 × 17,275.56
  4. Step 4: Simplify right side
    40,969.48x = 1,062,068,259.72
  5. Step 5: Solve for x
    x = 1,062,068,259.72/40,969.48
  6. Step 6: Final answer
    x = 25,923.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.