Home / 163,375.40-245,078.24-63,543.10

Finding the Fourth Proportional to 163,375.40, 245,078.24 and 63,543.10

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Solution

The fourth proportional to 163,375.40, 245,078.24 and 63,543.10 is: 95,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,375.40 : 245,078.24 = 63,543.10 : x
  2. Step 2: Convert to fraction form
    163,375.40/245,078.24 = 63,543.10/x
  3. Step 3: Cross multiply
    163,375.40x = 245,078.24 × 63,543.10
  4. Step 4: Simplify right side
    163,375.40x = 15,573,031,112.14
  5. Step 5: Solve for x
    x = 15,573,031,112.14/163,375.40
  6. Step 6: Final answer
    x = 95,320.54

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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.