Home / 134,278.63-185,309.16-73,853.84

Finding the Fourth Proportional to 134,278.63, 185,309.16 and 73,853.84

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Solution

The fourth proportional to 134,278.63, 185,309.16 and 73,853.84 is: 101,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,278.63 : 185,309.16 = 73,853.84 : x
  2. Step 2: Convert to fraction form
    134,278.63/185,309.16 = 73,853.84/x
  3. Step 3: Cross multiply
    134,278.63x = 185,309.16 × 73,853.84
  4. Step 4: Simplify right side
    134,278.63x = 13,685,793,053.17
  5. Step 5: Solve for x
    x = 13,685,793,053.17/134,278.63
  6. Step 6: Final answer
    x = 101,920.86

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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.