Home / 70,559.06-97,371.15-38,727.74

Finding the Fourth Proportional to 70,559.06, 97,371.15 and 38,727.74

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Solution

The fourth proportional to 70,559.06, 97,371.15 and 38,727.74 is: 53,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,559.06 : 97,371.15 = 38,727.74 : x
  2. Step 2: Convert to fraction form
    70,559.06/97,371.15 = 38,727.74/x
  3. Step 3: Cross multiply
    70,559.06x = 97,371.15 × 38,727.74
  4. Step 4: Simplify right side
    70,559.06x = 3,770,964,093.85
  5. Step 5: Solve for x
    x = 3,770,964,093.85/70,559.06
  6. Step 6: Final answer
    x = 53,444.08

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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.