Home / 163,332.02-225,397.41-91,718.30

Finding the Fourth Proportional to 163,332.02, 225,397.41 and 91,718.30

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Solution

The fourth proportional to 163,332.02, 225,397.41 and 91,718.30 is: 126,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,332.02 : 225,397.41 = 91,718.30 : x
  2. Step 2: Convert to fraction form
    163,332.02/225,397.41 = 91,718.30/x
  3. Step 3: Cross multiply
    163,332.02x = 225,397.41 × 91,718.30
  4. Step 4: Simplify right side
    163,332.02x = 20,673,067,269.60
  5. Step 5: Solve for x
    x = 20,673,067,269.60/163,332.02
  6. Step 6: Final answer
    x = 126,570.82

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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.