Home / 236,826.01-326,816.02-129,393.73

Finding the Fourth Proportional to 236,826.01, 326,816.02 and 129,393.73

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Solution

The fourth proportional to 236,826.01, 326,816.02 and 129,393.73 is: 178,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,826.01 : 326,816.02 = 129,393.73 : x
  2. Step 2: Convert to fraction form
    236,826.01/326,816.02 = 129,393.73/x
  3. Step 3: Cross multiply
    236,826.01x = 326,816.02 × 129,393.73
  4. Step 4: Simplify right side
    236,826.01x = 42,287,943,851.55
  5. Step 5: Solve for x
    x = 42,287,943,851.55/236,826.01
  6. Step 6: Final answer
    x = 178,561.23

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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.