Home / 216,053.24-324,112.26-75,787.16

Finding the Fourth Proportional to 216,053.24, 324,112.26 and 75,787.16

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Solution

The fourth proportional to 216,053.24, 324,112.26 and 75,787.16 is: 113,692.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,053.24 : 324,112.26 = 75,787.16 : x
  2. Step 2: Convert to fraction form
    216,053.24/324,112.26 = 75,787.16/x
  3. Step 3: Cross multiply
    216,053.24x = 324,112.26 × 75,787.16
  4. Step 4: Simplify right side
    216,053.24x = 24,563,547,706.58
  5. Step 5: Solve for x
    x = 24,563,547,706.58/216,053.24
  6. Step 6: Final answer
    x = 113,692.11

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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.