Home / 70,625.06-106,423.41-58,419.78

Finding the Fourth Proportional to 70,625.06, 106,423.41 and 58,419.78

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Solution

The fourth proportional to 70,625.06, 106,423.41 and 58,419.78 is: 88,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,625.06 : 106,423.41 = 58,419.78 : x
  2. Step 2: Convert to fraction form
    70,625.06/106,423.41 = 58,419.78/x
  3. Step 3: Cross multiply
    70,625.06x = 106,423.41 × 58,419.78
  4. Step 4: Simplify right side
    70,625.06x = 6,217,232,019.04
  5. Step 5: Solve for x
    x = 6,217,232,019.04/70,625.06
  6. Step 6: Final answer
    x = 88,031.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.