Home / 84,956.33-127,434.69-25,792.44

Finding the Fourth Proportional to 84,956.33, 127,434.69 and 25,792.44

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Solution

The fourth proportional to 84,956.33, 127,434.69 and 25,792.44 is: 38,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,956.33 : 127,434.69 = 25,792.44 : x
  2. Step 2: Convert to fraction form
    84,956.33/127,434.69 = 25,792.44/x
  3. Step 3: Cross multiply
    84,956.33x = 127,434.69 × 25,792.44
  4. Step 4: Simplify right side
    84,956.33x = 3,286,851,595.74
  5. Step 5: Solve for x
    x = 3,286,851,595.74/84,956.33
  6. Step 6: Final answer
    x = 38,688.72

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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.