Home / 40,876.68-56,388.63-27,451.74

Finding the Fourth Proportional to 40,876.68, 56,388.63 and 27,451.74

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Solution

The fourth proportional to 40,876.68, 56,388.63 and 27,451.74 is: 37,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,876.68 : 56,388.63 = 27,451.74 : x
  2. Step 2: Convert to fraction form
    40,876.68/56,388.63 = 27,451.74/x
  3. Step 3: Cross multiply
    40,876.68x = 56,388.63 × 27,451.74
  4. Step 4: Simplify right side
    40,876.68x = 1,547,966,009.72
  5. Step 5: Solve for x
    x = 1,547,966,009.72/40,876.68
  6. Step 6: Final answer
    x = 37,869.17

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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.