Home / 88,042.54-121,480.02-52,244.20

Finding the Fourth Proportional to 88,042.54, 121,480.02 and 52,244.20

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Solution

The fourth proportional to 88,042.54, 121,480.02 and 52,244.20 is: 72,085.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,042.54 : 121,480.02 = 52,244.20 : x
  2. Step 2: Convert to fraction form
    88,042.54/121,480.02 = 52,244.20/x
  3. Step 3: Cross multiply
    88,042.54x = 121,480.02 × 52,244.20
  4. Step 4: Simplify right side
    88,042.54x = 6,346,626,460.88
  5. Step 5: Solve for x
    x = 6,346,626,460.88/88,042.54
  6. Step 6: Final answer
    x = 72,085.91

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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.