Home / 88,098.68-121,617.54-59,076.44

Finding the Fourth Proportional to 88,098.68, 121,617.54 and 59,076.44

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Solution

The fourth proportional to 88,098.68, 121,617.54 and 59,076.44 is: 81,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.68 : 121,617.54 = 59,076.44 : x
  2. Step 2: Convert to fraction form
    88,098.68/121,617.54 = 59,076.44/x
  3. Step 3: Cross multiply
    88,098.68x = 121,617.54 × 59,076.44
  4. Step 4: Simplify right side
    88,098.68x = 7,184,731,304.76
  5. Step 5: Solve for x
    x = 7,184,731,304.76/88,098.68
  6. Step 6: Final answer
    x = 81,553.22

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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.