Home / 70,351.91-97,085.19-38,086.29

Finding the Fourth Proportional to 70,351.91, 97,085.19 and 38,086.29

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Solution

The fourth proportional to 70,351.91, 97,085.19 and 38,086.29 is: 52,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,351.91 : 97,085.19 = 38,086.29 : x
  2. Step 2: Convert to fraction form
    70,351.91/97,085.19 = 38,086.29/x
  3. Step 3: Cross multiply
    70,351.91x = 97,085.19 × 38,086.29
  4. Step 4: Simplify right side
    70,351.91x = 3,697,614,701.05
  5. Step 5: Solve for x
    x = 3,697,614,701.05/70,351.91
  6. Step 6: Final answer
    x = 52,558.84

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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.