Home / 125,929.04-173,784.24-68,570

Finding the Fourth Proportional to 125,929.04, 173,784.24 and 68,570

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Solution

The fourth proportional to 125,929.04, 173,784.24 and 68,570 is: 94,627.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,929.04 : 173,784.24 = 68,570 : x
  2. Step 2: Convert to fraction form
    125,929.04/173,784.24 = 68,570/x
  3. Step 3: Cross multiply
    125,929.04x = 173,784.24 × 68,570
  4. Step 4: Simplify right side
    125,929.04x = 11,916,385,336.80
  5. Step 5: Solve for x
    x = 11,916,385,336.80/125,929.04
  6. Step 6: Final answer
    x = 94,627.78

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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.