Home / 88,026.41-121,523.54-68,865.48

Finding the Fourth Proportional to 88,026.41, 121,523.54 and 68,865.48

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Solution

The fourth proportional to 88,026.41, 121,523.54 and 68,865.48 is: 95,071.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,026.41 : 121,523.54 = 68,865.48 : x
  2. Step 2: Convert to fraction form
    88,026.41/121,523.54 = 68,865.48/x
  3. Step 3: Cross multiply
    88,026.41x = 121,523.54 × 68,865.48
  4. Step 4: Simplify right side
    88,026.41x = 8,368,776,785.55
  5. Step 5: Solve for x
    x = 8,368,776,785.55/88,026.41
  6. Step 6: Final answer
    x = 95,071.21

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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.