Home / 40,194.11-55,492.95-25,878.76

Finding the Fourth Proportional to 40,194.11, 55,492.95 and 25,878.76

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Solution

The fourth proportional to 40,194.11, 55,492.95 and 25,878.76 is: 35,728.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.11 : 55,492.95 = 25,878.76 : x
  2. Step 2: Convert to fraction form
    40,194.11/55,492.95 = 25,878.76/x
  3. Step 3: Cross multiply
    40,194.11x = 55,492.95 × 25,878.76
  4. Step 4: Simplify right side
    40,194.11x = 1,436,088,547.49
  5. Step 5: Solve for x
    x = 1,436,088,547.49/40,194.11
  6. Step 6: Final answer
    x = 35,728.83

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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.