Home / 180,055.15-248,469.39-99,480.95

Finding the Fourth Proportional to 180,055.15, 248,469.39 and 99,480.95

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Solution

The fourth proportional to 180,055.15, 248,469.39 and 99,480.95 is: 137,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,055.15 : 248,469.39 = 99,480.95 : x
  2. Step 2: Convert to fraction form
    180,055.15/248,469.39 = 99,480.95/x
  3. Step 3: Cross multiply
    180,055.15x = 248,469.39 × 99,480.95
  4. Step 4: Simplify right side
    180,055.15x = 24,717,969,720.77
  5. Step 5: Solve for x
    x = 24,717,969,720.77/180,055.15
  6. Step 6: Final answer
    x = 137,280.00

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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.