Home / 70,207.04-96,885.36-38,377.76

Finding the Fourth Proportional to 70,207.04, 96,885.36 and 38,377.76

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Solution

The fourth proportional to 70,207.04, 96,885.36 and 38,377.76 is: 52,961.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,207.04 : 96,885.36 = 38,377.76 : x
  2. Step 2: Convert to fraction form
    70,207.04/96,885.36 = 38,377.76/x
  3. Step 3: Cross multiply
    70,207.04x = 96,885.36 × 38,377.76
  4. Step 4: Simplify right side
    70,207.04x = 3,718,243,093.59
  5. Step 5: Solve for x
    x = 3,718,243,093.59/70,207.04
  6. Step 6: Final answer
    x = 52,961.11

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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.