Home / 61,580.32-92,386.20-17,207.20

Finding the Fourth Proportional to 61,580.32, 92,386.20 and 17,207.20

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Solution

The fourth proportional to 61,580.32, 92,386.20 and 17,207.20 is: 25,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,580.32 : 92,386.20 = 17,207.20 : x
  2. Step 2: Convert to fraction form
    61,580.32/92,386.20 = 17,207.20/x
  3. Step 3: Cross multiply
    61,580.32x = 92,386.20 × 17,207.20
  4. Step 4: Simplify right side
    61,580.32x = 1,589,707,820.64
  5. Step 5: Solve for x
    x = 1,589,707,820.64/61,580.32
  6. Step 6: Final answer
    x = 25,815.19

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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.