Home / 115,998.40-173,778.90-59,646.70

Finding the Fourth Proportional to 115,998.40, 173,778.90 and 59,646.70

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Solution

The fourth proportional to 115,998.40, 173,778.90 and 59,646.70 is: 89,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,998.40 : 173,778.90 = 59,646.70 : x
  2. Step 2: Convert to fraction form
    115,998.40/173,778.90 = 59,646.70/x
  3. Step 3: Cross multiply
    115,998.40x = 173,778.90 × 59,646.70
  4. Step 4: Simplify right side
    115,998.40x = 10,365,337,914.63
  5. Step 5: Solve for x
    x = 10,365,337,914.63/115,998.40
  6. Step 6: Final answer
    x = 89,357.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.