Home / 216,020.33-298,060.35-125,323.77

Finding the Fourth Proportional to 216,020.33, 298,060.35 and 125,323.77

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Solution

The fourth proportional to 216,020.33, 298,060.35 and 125,323.77 is: 172,919.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,020.33 : 298,060.35 = 125,323.77 : x
  2. Step 2: Convert to fraction form
    216,020.33/298,060.35 = 125,323.77/x
  3. Step 3: Cross multiply
    216,020.33x = 298,060.35 × 125,323.77
  4. Step 4: Simplify right side
    216,020.33x = 37,354,046,749.52
  5. Step 5: Solve for x
    x = 37,354,046,749.52/216,020.33
  6. Step 6: Final answer
    x = 172,919.13

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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.