Home / 106,780.30-160,170.45-92,956.30

Finding the Fourth Proportional to 106,780.30, 160,170.45 and 92,956.30

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Solution

The fourth proportional to 106,780.30, 160,170.45 and 92,956.30 is: 139,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,780.30 : 160,170.45 = 92,956.30 : x
  2. Step 2: Convert to fraction form
    106,780.30/160,170.45 = 92,956.30/x
  3. Step 3: Cross multiply
    106,780.30x = 160,170.45 × 92,956.30
  4. Step 4: Simplify right side
    106,780.30x = 14,888,852,401.34
  5. Step 5: Solve for x
    x = 14,888,852,401.34/106,780.30
  6. Step 6: Final answer
    x = 139,434.45

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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.