Home / 107,381.86-148,187.31-59,635.21

Finding the Fourth Proportional to 107,381.86, 148,187.31 and 59,635.21

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Solution

The fourth proportional to 107,381.86, 148,187.31 and 59,635.21 is: 82,296.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,381.86 : 148,187.31 = 59,635.21 : x
  2. Step 2: Convert to fraction form
    107,381.86/148,187.31 = 59,635.21/x
  3. Step 3: Cross multiply
    107,381.86x = 148,187.31 × 59,635.21
  4. Step 4: Simplify right side
    107,381.86x = 8,837,180,610.25
  5. Step 5: Solve for x
    x = 8,837,180,610.25/107,381.86
  6. Step 6: Final answer
    x = 82,296.77

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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.