Home / 83,192.41-114,856.41-54,148.51

Finding the Fourth Proportional to 83,192.41, 114,856.41 and 54,148.51

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Solution

The fourth proportional to 83,192.41, 114,856.41 and 54,148.51 is: 74,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,192.41 : 114,856.41 = 54,148.51 : x
  2. Step 2: Convert to fraction form
    83,192.41/114,856.41 = 54,148.51/x
  3. Step 3: Cross multiply
    83,192.41x = 114,856.41 × 54,148.51
  4. Step 4: Simplify right side
    83,192.41x = 6,219,303,465.45
  5. Step 5: Solve for x
    x = 6,219,303,465.45/83,192.41
  6. Step 6: Final answer
    x = 74,758.06

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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.