Home / 236,862.54-326,856.53-129,433.46

Finding the Fourth Proportional to 236,862.54, 326,856.53 and 129,433.46

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Solution

The fourth proportional to 236,862.54, 326,856.53 and 129,433.46 is: 178,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,862.54 : 326,856.53 = 129,433.46 : x
  2. Step 2: Convert to fraction form
    236,862.54/326,856.53 = 129,433.46/x
  3. Step 3: Cross multiply
    236,862.54x = 326,856.53 × 129,433.46
  4. Step 4: Simplify right side
    236,862.54x = 42,306,170,290.79
  5. Step 5: Solve for x
    x = 42,306,170,290.79/236,862.54
  6. Step 6: Final answer
    x = 178,610.64

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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.