Home / 107,733.89-148,671.32-59,987.23

Finding the Fourth Proportional to 107,733.89, 148,671.32 and 59,987.23

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Solution

The fourth proportional to 107,733.89, 148,671.32 and 59,987.23 is: 82,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,733.89 : 148,671.32 = 59,987.23 : x
  2. Step 2: Convert to fraction form
    107,733.89/148,671.32 = 59,987.23/x
  3. Step 3: Cross multiply
    107,733.89x = 148,671.32 × 59,987.23
  4. Step 4: Simplify right side
    107,733.89x = 8,918,379,995.63
  5. Step 5: Solve for x
    x = 8,918,379,995.63/107,733.89
  6. Step 6: Final answer
    x = 82,781.56

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1.5x scale

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.