Home / 168,397.12-232,386.54-92,944

Finding the Fourth Proportional to 168,397.12, 232,386.54 and 92,944

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Solution

The fourth proportional to 168,397.12, 232,386.54 and 92,944 is: 128,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,397.12 : 232,386.54 = 92,944 : x
  2. Step 2: Convert to fraction form
    168,397.12/232,386.54 = 92,944/x
  3. Step 3: Cross multiply
    168,397.12x = 232,386.54 × 92,944
  4. Step 4: Simplify right side
    168,397.12x = 21,598,934,573.76
  5. Step 5: Solve for x
    x = 21,598,934,573.76/168,397.12
  6. Step 6: Final answer
    x = 128,261.90

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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.