Home / 125,398.04-173,048.82-68,810.36

Finding the Fourth Proportional to 125,398.04, 173,048.82 and 68,810.36

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Solution

The fourth proportional to 125,398.04, 173,048.82 and 68,810.36 is: 94,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,398.04 : 173,048.82 = 68,810.36 : x
  2. Step 2: Convert to fraction form
    125,398.04/173,048.82 = 68,810.36/x
  3. Step 3: Cross multiply
    125,398.04x = 173,048.82 × 68,810.36
  4. Step 4: Simplify right side
    125,398.04x = 11,907,551,601.78
  5. Step 5: Solve for x
    x = 11,907,551,601.78/125,398.04
  6. Step 6: Final answer
    x = 94,958.04

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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.