Home / 216,877.74-325,331.82-67,098.32

Finding the Fourth Proportional to 216,877.74, 325,331.82 and 67,098.32

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Solution

The fourth proportional to 216,877.74, 325,331.82 and 67,098.32 is: 100,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,877.74 : 325,331.82 = 67,098.32 : x
  2. Step 2: Convert to fraction form
    216,877.74/325,331.82 = 67,098.32/x
  3. Step 3: Cross multiply
    216,877.74x = 325,331.82 × 67,098.32
  4. Step 4: Simplify right side
    216,877.74x = 21,829,216,937.88
  5. Step 5: Solve for x
    x = 21,829,216,937.88/216,877.74
  6. Step 6: Final answer
    x = 100,652.18

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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.