Home / 160,617.60-221,653.80-88,998.48

Finding the Fourth Proportional to 160,617.60, 221,653.80 and 88,998.48

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Solution

The fourth proportional to 160,617.60, 221,653.80 and 88,998.48 is: 122,818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,617.60 : 221,653.80 = 88,998.48 : x
  2. Step 2: Convert to fraction form
    160,617.60/221,653.80 = 88,998.48/x
  3. Step 3: Cross multiply
    160,617.60x = 221,653.80 × 88,998.48
  4. Step 4: Simplify right side
    160,617.60x = 19,726,851,286.22
  5. Step 5: Solve for x
    x = 19,726,851,286.22/160,617.60
  6. Step 6: Final answer
    x = 122,818.74

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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.