Home / 125,365.01-173,006.42-68,776.38

Finding the Fourth Proportional to 125,365.01, 173,006.42 and 68,776.38

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Solution

The fourth proportional to 125,365.01, 173,006.42 and 68,776.38 is: 94,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,365.01 : 173,006.42 = 68,776.38 : x
  2. Step 2: Convert to fraction form
    125,365.01/173,006.42 = 68,776.38/x
  3. Step 3: Cross multiply
    125,365.01x = 173,006.42 × 68,776.38
  4. Step 4: Simplify right side
    125,365.01x = 11,898,754,940.48
  5. Step 5: Solve for x
    x = 11,898,754,940.48/125,365.01
  6. Step 6: Final answer
    x = 94,912.89

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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.