Home / 104,930.84-144,758.28-70,926.92

Finding the Fourth Proportional to 104,930.84, 144,758.28 and 70,926.92

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Solution

The fourth proportional to 104,930.84, 144,758.28 and 70,926.92 is: 97,847.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,930.84 : 144,758.28 = 70,926.92 : x
  2. Step 2: Convert to fraction form
    104,930.84/144,758.28 = 70,926.92/x
  3. Step 3: Cross multiply
    104,930.84x = 144,758.28 × 70,926.92
  4. Step 4: Simplify right side
    104,930.84x = 10,267,258,944.90
  5. Step 5: Solve for x
    x = 10,267,258,944.90/104,930.84
  6. Step 6: Final answer
    x = 97,847.87

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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.