Home / 107,083.74-147,781.47-59,336.07

Finding the Fourth Proportional to 107,083.74, 147,781.47 and 59,336.07

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Solution

The fourth proportional to 107,083.74, 147,781.47 and 59,336.07 is: 81,887.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,083.74 : 147,781.47 = 59,336.07 : x
  2. Step 2: Convert to fraction form
    107,083.74/147,781.47 = 59,336.07/x
  3. Step 3: Cross multiply
    107,083.74x = 147,781.47 × 59,336.07
  4. Step 4: Simplify right side
    107,083.74x = 8,768,771,648.62
  5. Step 5: Solve for x
    x = 8,768,771,648.62/107,083.74
  6. Step 6: Final answer
    x = 81,887.05

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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.