Home / 70,065.20-96,689.06-38,232.05

Finding the Fourth Proportional to 70,065.20, 96,689.06 and 38,232.05

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Solution

The fourth proportional to 70,065.20, 96,689.06 and 38,232.05 is: 52,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,065.20 : 96,689.06 = 38,232.05 : x
  2. Step 2: Convert to fraction form
    70,065.20/96,689.06 = 38,232.05/x
  3. Step 3: Cross multiply
    70,065.20x = 96,689.06 × 38,232.05
  4. Step 4: Simplify right side
    70,065.20x = 3,696,620,588.51
  5. Step 5: Solve for x
    x = 3,696,620,588.51/70,065.20
  6. Step 6: Final answer
    x = 52,759.73

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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.