Home / 88,175.59-121,696.07-49,937.11

Finding the Fourth Proportional to 88,175.59, 121,696.07 and 49,937.11

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Solution

The fourth proportional to 88,175.59, 121,696.07 and 49,937.11 is: 68,921.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,175.59 : 121,696.07 = 49,937.11 : x
  2. Step 2: Convert to fraction form
    88,175.59/121,696.07 = 49,937.11/x
  3. Step 3: Cross multiply
    88,175.59x = 121,696.07 × 49,937.11
  4. Step 4: Simplify right side
    88,175.59x = 6,077,149,480.23
  5. Step 5: Solve for x
    x = 6,077,149,480.23/88,175.59
  6. Step 6: Final answer
    x = 68,921.00

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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.