Home / 125,472.93-173,152.78-68,112.23

Finding the Fourth Proportional to 125,472.93, 173,152.78 and 68,112.23

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Solution

The fourth proportional to 125,472.93, 173,152.78 and 68,112.23 is: 93,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,472.93 : 173,152.78 = 68,112.23 : x
  2. Step 2: Convert to fraction form
    125,472.93/173,152.78 = 68,112.23/x
  3. Step 3: Cross multiply
    125,472.93x = 173,152.78 × 68,112.23
  4. Step 4: Simplify right side
    125,472.93x = 11,793,820,940.45
  5. Step 5: Solve for x
    x = 11,793,820,940.45/125,472.93
  6. Step 6: Final answer
    x = 93,994.94

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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.