Home / 180,255.40-248,757.78-98,588.50

Finding the Fourth Proportional to 180,255.40, 248,757.78 and 98,588.50

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Solution

The fourth proportional to 180,255.40, 248,757.78 and 98,588.50 is: 136,055.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,255.40 : 248,757.78 = 98,588.50 : x
  2. Step 2: Convert to fraction form
    180,255.40/248,757.78 = 98,588.50/x
  3. Step 3: Cross multiply
    180,255.40x = 248,757.78 × 98,588.50
  4. Step 4: Simplify right side
    180,255.40x = 24,524,656,393.53
  5. Step 5: Solve for x
    x = 24,524,656,393.53/180,255.40
  6. Step 6: Final answer
    x = 136,055.04

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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.