Home / 98,575.43-136,094.31-64,152.95

Finding the Fourth Proportional to 98,575.43, 136,094.31 and 64,152.95

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Solution

The fourth proportional to 98,575.43, 136,094.31 and 64,152.95 is: 88,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,575.43 : 136,094.31 = 64,152.95 : x
  2. Step 2: Convert to fraction form
    98,575.43/136,094.31 = 64,152.95/x
  3. Step 3: Cross multiply
    98,575.43x = 136,094.31 × 64,152.95
  4. Step 4: Simplify right side
    98,575.43x = 8,730,850,784.24
  5. Step 5: Solve for x
    x = 8,730,850,784.24/98,575.43
  6. Step 6: Final answer
    x = 88,570.26

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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.