Home / 108,780.52-163,186.35-48,058.42

Finding the Fourth Proportional to 108,780.52, 163,186.35 and 48,058.42

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Solution

The fourth proportional to 108,780.52, 163,186.35 and 48,058.42 is: 72,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,780.52 : 163,186.35 = 48,058.42 : x
  2. Step 2: Convert to fraction form
    108,780.52/163,186.35 = 48,058.42/x
  3. Step 3: Cross multiply
    108,780.52x = 163,186.35 × 48,058.42
  4. Step 4: Simplify right side
    108,780.52x = 7,842,478,146.57
  5. Step 5: Solve for x
    x = 7,842,478,146.57/108,780.52
  6. Step 6: Final answer
    x = 72,094.51

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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.