Home / 96,820.82-133,627.17-69,686.63

Finding the Fourth Proportional to 96,820.82, 133,627.17 and 69,686.63

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Solution

The fourth proportional to 96,820.82, 133,627.17 and 69,686.63 is: 96,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,820.82 : 133,627.17 = 69,686.63 : x
  2. Step 2: Convert to fraction form
    96,820.82/133,627.17 = 69,686.63/x
  3. Step 3: Cross multiply
    96,820.82x = 133,627.17 × 69,686.63
  4. Step 4: Simplify right side
    96,820.82x = 9,312,027,153.74
  5. Step 5: Solve for x
    x = 9,312,027,153.74/96,820.82
  6. Step 6: Final answer
    x = 96,177.94

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1.5x scale

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.