Home / 70,726.29-97,574.43-40,495.33

Finding the Fourth Proportional to 70,726.29, 97,574.43 and 40,495.33

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Solution

The fourth proportional to 70,726.29, 97,574.43 and 40,495.33 is: 55,867.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,726.29 : 97,574.43 = 40,495.33 : x
  2. Step 2: Convert to fraction form
    70,726.29/97,574.43 = 40,495.33/x
  3. Step 3: Cross multiply
    70,726.29x = 97,574.43 × 40,495.33
  4. Step 4: Simplify right side
    70,726.29x = 3,951,308,742.41
  5. Step 5: Solve for x
    x = 3,951,308,742.41/70,726.29
  6. Step 6: Final answer
    x = 55,867.61

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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.