Home / 67,018.91-92,493.48-38,341.23

Finding the Fourth Proportional to 67,018.91, 92,493.48 and 38,341.23

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Solution

The fourth proportional to 67,018.91, 92,493.48 and 38,341.23 is: 52,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,018.91 : 92,493.48 = 38,341.23 : x
  2. Step 2: Convert to fraction form
    67,018.91/92,493.48 = 38,341.23/x
  3. Step 3: Cross multiply
    67,018.91x = 92,493.48 × 38,341.23
  4. Step 4: Simplify right side
    67,018.91x = 3,546,313,790.18
  5. Step 5: Solve for x
    x = 3,546,313,790.18/67,018.91
  6. Step 6: Final answer
    x = 52,915.12

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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.