Home / 185,427.06-255,905.16-104,868.90

Finding the Fourth Proportional to 185,427.06, 255,905.16 and 104,868.90

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Solution

The fourth proportional to 185,427.06, 255,905.16 and 104,868.90 is: 144,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,427.06 : 255,905.16 = 104,868.90 : x
  2. Step 2: Convert to fraction form
    185,427.06/255,905.16 = 104,868.90/x
  3. Step 3: Cross multiply
    185,427.06x = 255,905.16 × 104,868.90
  4. Step 4: Simplify right side
    185,427.06x = 26,836,492,633.52
  5. Step 5: Solve for x
    x = 26,836,492,633.52/185,427.06
  6. Step 6: Final answer
    x = 144,728.03

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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.