Home / 106,781.01-147,360.87-59,037.44

Finding the Fourth Proportional to 106,781.01, 147,360.87 and 59,037.44

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Solution

The fourth proportional to 106,781.01, 147,360.87 and 59,037.44 is: 81,473.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,781.01 : 147,360.87 = 59,037.44 : x
  2. Step 2: Convert to fraction form
    106,781.01/147,360.87 = 59,037.44/x
  3. Step 3: Cross multiply
    106,781.01x = 147,360.87 × 59,037.44
  4. Step 4: Simplify right side
    106,781.01x = 8,699,807,784.17
  5. Step 5: Solve for x
    x = 8,699,807,784.17/106,781.01
  6. Step 6: Final answer
    x = 81,473.36

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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.