Home / 216,432.89-298,707.06-124,550.29

Finding the Fourth Proportional to 216,432.89, 298,707.06 and 124,550.29

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Solution

The fourth proportional to 216,432.89, 298,707.06 and 124,550.29 is: 171,896.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,432.89 : 298,707.06 = 124,550.29 : x
  2. Step 2: Convert to fraction form
    216,432.89/298,707.06 = 124,550.29/x
  3. Step 3: Cross multiply
    216,432.89x = 298,707.06 × 124,550.29
  4. Step 4: Simplify right side
    216,432.89x = 37,204,050,948.05
  5. Step 5: Solve for x
    x = 37,204,050,948.05/216,432.89
  6. Step 6: Final answer
    x = 171,896.48

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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.