Home / 185,192.50-255,563.43-112,571.35

Finding the Fourth Proportional to 185,192.50, 255,563.43 and 112,571.35

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Solution

The fourth proportional to 185,192.50, 255,563.43 and 112,571.35 is: 155,347.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,192.50 : 255,563.43 = 112,571.35 : x
  2. Step 2: Convert to fraction form
    185,192.50/255,563.43 = 112,571.35/x
  3. Step 3: Cross multiply
    185,192.50x = 255,563.43 × 112,571.35
  4. Step 4: Simplify right side
    185,192.50x = 28,769,120,325.73
  5. Step 5: Solve for x
    x = 28,769,120,325.73/185,192.50
  6. Step 6: Final answer
    x = 155,347.11

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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.