Home / 70,233.12-105,352.92-39,044.88

Finding the Fourth Proportional to 70,233.12, 105,352.92 and 39,044.88

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Solution

The fourth proportional to 70,233.12, 105,352.92 and 39,044.88 is: 58,569.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,233.12 : 105,352.92 = 39,044.88 : x
  2. Step 2: Convert to fraction form
    70,233.12/105,352.92 = 39,044.88/x
  3. Step 3: Cross multiply
    70,233.12x = 105,352.92 × 39,044.88
  4. Step 4: Simplify right side
    70,233.12x = 4,113,492,119.05
  5. Step 5: Solve for x
    x = 4,113,492,119.05/70,233.12
  6. Step 6: Final answer
    x = 58,569.12

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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.