Home / 107,419.88-148,239.36-59,677.68

Finding the Fourth Proportional to 107,419.88, 148,239.36 and 59,677.68

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Solution

The fourth proportional to 107,419.88, 148,239.36 and 59,677.68 is: 82,355.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,419.88 : 148,239.36 = 59,677.68 : x
  2. Step 2: Convert to fraction form
    107,419.88/148,239.36 = 59,677.68/x
  3. Step 3: Cross multiply
    107,419.88x = 148,239.36 × 59,677.68
  4. Step 4: Simplify right side
    107,419.88x = 8,846,581,089.48
  5. Step 5: Solve for x
    x = 8,846,581,089.48/107,419.88
  6. Step 6: Final answer
    x = 82,355.16

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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.