Home / 108,938.16-163,177.44-49,823.52

Finding the Fourth Proportional to 108,938.16, 163,177.44 and 49,823.52

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Solution

The fourth proportional to 108,938.16, 163,177.44 and 49,823.52 is: 74,630.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,938.16 : 163,177.44 = 49,823.52 : x
  2. Step 2: Convert to fraction form
    108,938.16/163,177.44 = 49,823.52/x
  3. Step 3: Cross multiply
    108,938.16x = 163,177.44 × 49,823.52
  4. Step 4: Simplify right side
    108,938.16x = 8,130,074,445.39
  5. Step 5: Solve for x
    x = 8,130,074,445.39/108,938.16
  6. Step 6: Final answer
    x = 74,630.18

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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.