Home / 40,492.08-60,738.48-14,196.78

Finding the Fourth Proportional to 40,492.08, 60,738.48 and 14,196.78

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Solution

The fourth proportional to 40,492.08, 60,738.48 and 14,196.78 is: 21,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,492.08 : 60,738.48 = 14,196.78 : x
  2. Step 2: Convert to fraction form
    40,492.08/60,738.48 = 14,196.78/x
  3. Step 3: Cross multiply
    40,492.08x = 60,738.48 × 14,196.78
  4. Step 4: Simplify right side
    40,492.08x = 862,290,838.09
  5. Step 5: Solve for x
    x = 862,290,838.09/40,492.08
  6. Step 6: Final answer
    x = 21,295.30

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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.