Home / 70,233.66-105,347.68-38,706.22

Finding the Fourth Proportional to 70,233.66, 105,347.68 and 38,706.22

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Solution

The fourth proportional to 70,233.66, 105,347.68 and 38,706.22 is: 58,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233.66 : 105,347.68 = 38,706.22 : x
  2. Step 2: Convert to fraction form
    70,233.66/105,347.68 = 38,706.22/x
  3. Step 3: Cross multiply
    70,233.66x = 105,347.68 × 38,706.22
  4. Step 4: Simplify right side
    70,233.66x = 4,077,610,478.57
  5. Step 5: Solve for x
    x = 4,077,610,478.57/70,233.66
  6. Step 6: Final answer
    x = 58,057.78

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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.