Home / 70,168.06-96,838.50-38,341.68

Finding the Fourth Proportional to 70,168.06, 96,838.50 and 38,341.68

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Solution

The fourth proportional to 70,168.06, 96,838.50 and 38,341.68 is: 52,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,168.06 : 96,838.50 = 38,341.68 : x
  2. Step 2: Convert to fraction form
    70,168.06/96,838.50 = 38,341.68/x
  3. Step 3: Cross multiply
    70,168.06x = 96,838.50 × 38,341.68
  4. Step 4: Simplify right side
    70,168.06x = 3,712,950,778.68
  5. Step 5: Solve for x
    x = 3,712,950,778.68/70,168.06
  6. Step 6: Final answer
    x = 52,915.11

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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.