Home / 218,411.07-327,616.74-60,639.54

Finding the Fourth Proportional to 218,411.07, 327,616.74 and 60,639.54

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Solution

The fourth proportional to 218,411.07, 327,616.74 and 60,639.54 is: 90,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,411.07 : 327,616.74 = 60,639.54 : x
  2. Step 2: Convert to fraction form
    218,411.07/327,616.74 = 60,639.54/x
  3. Step 3: Cross multiply
    218,411.07x = 327,616.74 × 60,639.54
  4. Step 4: Simplify right side
    218,411.07x = 19,866,528,409.90
  5. Step 5: Solve for x
    x = 19,866,528,409.90/218,411.07
  6. Step 6: Final answer
    x = 90,959.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.