Home / 175,031.60-262,547.40-108,255.20

Finding the Fourth Proportional to 175,031.60, 262,547.40 and 108,255.20

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Solution

The fourth proportional to 175,031.60, 262,547.40 and 108,255.20 is: 162,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,031.60 : 262,547.40 = 108,255.20 : x
  2. Step 2: Convert to fraction form
    175,031.60/262,547.40 = 108,255.20/x
  3. Step 3: Cross multiply
    175,031.60x = 262,547.40 × 108,255.20
  4. Step 4: Simplify right side
    175,031.60x = 28,422,121,296.48
  5. Step 5: Solve for x
    x = 28,422,121,296.48/175,031.60
  6. Step 6: Final answer
    x = 162,382.80

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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.