Home / 217,432.84-300,090.13-132,599.11

Finding the Fourth Proportional to 217,432.84, 300,090.13 and 132,599.11

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Solution

The fourth proportional to 217,432.84, 300,090.13 and 132,599.11 is: 183,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,432.84 : 300,090.13 = 132,599.11 : x
  2. Step 2: Convert to fraction form
    217,432.84/300,090.13 = 132,599.11/x
  3. Step 3: Cross multiply
    217,432.84x = 300,090.13 × 132,599.11
  4. Step 4: Simplify right side
    217,432.84x = 39,791,684,157.78
  5. Step 5: Solve for x
    x = 39,791,684,157.78/217,432.84
  6. Step 6: Final answer
    x = 183,006.78

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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.