Home / 165,637.85-228,648.89-125,362.85

Finding the Fourth Proportional to 165,637.85, 228,648.89 and 125,362.85

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Solution

The fourth proportional to 165,637.85, 228,648.89 and 125,362.85 is: 173,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,637.85 : 228,648.89 = 125,362.85 : x
  2. Step 2: Convert to fraction form
    165,637.85/228,648.89 = 125,362.85/x
  3. Step 3: Cross multiply
    165,637.85x = 228,648.89 × 125,362.85
  4. Step 4: Simplify right side
    165,637.85x = 28,664,075,669.90
  5. Step 5: Solve for x
    x = 28,664,075,669.90/165,637.85
  6. Step 6: Final answer
    x = 173,052.70

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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.