Home / 172,113.40-237,515.72-95,644.94

Finding the Fourth Proportional to 172,113.40, 237,515.72 and 95,644.94

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Solution

The fourth proportional to 172,113.40, 237,515.72 and 95,644.94 is: 131,989.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,113.40 : 237,515.72 = 95,644.94 : x
  2. Step 2: Convert to fraction form
    172,113.40/237,515.72 = 95,644.94/x
  3. Step 3: Cross multiply
    172,113.40x = 237,515.72 × 95,644.94
  4. Step 4: Simplify right side
    172,113.40x = 22,717,176,788.46
  5. Step 5: Solve for x
    x = 22,717,176,788.46/172,113.40
  6. Step 6: Final answer
    x = 131,989.59

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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.