Home / 134,488.02-185,537.84-80,029.38

Finding the Fourth Proportional to 134,488.02, 185,537.84 and 80,029.38

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Solution

The fourth proportional to 134,488.02, 185,537.84 and 80,029.38 is: 110,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,488.02 : 185,537.84 = 80,029.38 : x
  2. Step 2: Convert to fraction form
    134,488.02/185,537.84 = 80,029.38/x
  3. Step 3: Cross multiply
    134,488.02x = 185,537.84 × 80,029.38
  4. Step 4: Simplify right side
    134,488.02x = 14,848,478,301.74
  5. Step 5: Solve for x
    x = 14,848,478,301.74/134,488.02
  6. Step 6: Final answer
    x = 110,407.44

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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.