Home / 125,555.90-173,268.41-68,195.77

Finding the Fourth Proportional to 125,555.90, 173,268.41 and 68,195.77

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Solution

The fourth proportional to 125,555.90, 173,268.41 and 68,195.77 is: 94,110.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,555.90 : 173,268.41 = 68,195.77 : x
  2. Step 2: Convert to fraction form
    125,555.90/173,268.41 = 68,195.77/x
  3. Step 3: Cross multiply
    125,555.90x = 173,268.41 × 68,195.77
  4. Step 4: Simplify right side
    125,555.90x = 11,816,173,220.71
  5. Step 5: Solve for x
    x = 11,816,173,220.71/125,555.90
  6. Step 6: Final answer
    x = 94,110.86

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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.