Home / 70,440.19-97,207.25-38,175.73

Finding the Fourth Proportional to 70,440.19, 97,207.25 and 38,175.73

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Solution

The fourth proportional to 70,440.19, 97,207.25 and 38,175.73 is: 52,682.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,440.19 : 97,207.25 = 38,175.73 : x
  2. Step 2: Convert to fraction form
    70,440.19/97,207.25 = 38,175.73/x
  3. Step 3: Cross multiply
    70,440.19x = 97,207.25 × 38,175.73
  4. Step 4: Simplify right side
    70,440.19x = 3,710,957,730.04
  5. Step 5: Solve for x
    x = 3,710,957,730.04/70,440.19
  6. Step 6: Final answer
    x = 52,682.39

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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.