Home / 125,783.72-173,584.69-68,426.27

Finding the Fourth Proportional to 125,783.72, 173,584.69 and 68,426.27

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Solution

The fourth proportional to 125,783.72, 173,584.69 and 68,426.27 is: 94,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,783.72 : 173,584.69 = 68,426.27 : x
  2. Step 2: Convert to fraction form
    125,783.72/173,584.69 = 68,426.27/x
  3. Step 3: Cross multiply
    125,783.72x = 173,584.69 × 68,426.27
  4. Step 4: Simplify right side
    125,783.72x = 11,877,752,477.76
  5. Step 5: Solve for x
    x = 11,877,752,477.76/125,783.72
  6. Step 6: Final answer
    x = 94,429.97

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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.