Home / 133,223.10-200,053.35-89,045.70

Finding the Fourth Proportional to 133,223.10, 200,053.35 and 89,045.70

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Solution

The fourth proportional to 133,223.10, 200,053.35 and 89,045.70 is: 133,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,223.10 : 200,053.35 = 89,045.70 : x
  2. Step 2: Convert to fraction form
    133,223.10/200,053.35 = 89,045.70/x
  3. Step 3: Cross multiply
    133,223.10x = 200,053.35 × 89,045.70
  4. Step 4: Simplify right side
    133,223.10x = 17,813,890,588.10
  5. Step 5: Solve for x
    x = 17,813,890,588.10/133,223.10
  6. Step 6: Final answer
    x = 133,714.73

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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.