Home / 99,557.51-148,985.33-62,135.10

Finding the Fourth Proportional to 99,557.51, 148,985.33 and 62,135.10

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Solution

The fourth proportional to 99,557.51, 148,985.33 and 62,135.10 is: 92,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,557.51 : 148,985.33 = 62,135.10 : x
  2. Step 2: Convert to fraction form
    99,557.51/148,985.33 = 62,135.10/x
  3. Step 3: Cross multiply
    99,557.51x = 148,985.33 × 62,135.10
  4. Step 4: Simplify right side
    99,557.51x = 9,257,218,067.41
  5. Step 5: Solve for x
    x = 9,257,218,067.41/99,557.51
  6. Step 6: Final answer
    x = 92,983.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.