Home / 118,052.10-162,907.15-64,335.95

Finding the Fourth Proportional to 118,052.10, 162,907.15 and 64,335.95

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Solution

The fourth proportional to 118,052.10, 162,907.15 and 64,335.95 is: 88,781.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,052.10 : 162,907.15 = 64,335.95 : x
  2. Step 2: Convert to fraction form
    118,052.10/162,907.15 = 64,335.95/x
  3. Step 3: Cross multiply
    118,052.10x = 162,907.15 × 64,335.95
  4. Step 4: Simplify right side
    118,052.10x = 10,480,786,929.55
  5. Step 5: Solve for x
    x = 10,480,786,929.55/118,052.10
  6. Step 6: Final answer
    x = 88,781.03

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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.