Home / 180,400.08-248,948.39-99,827.55

Finding the Fourth Proportional to 180,400.08, 248,948.39 and 99,827.55

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Solution

The fourth proportional to 180,400.08, 248,948.39 and 99,827.55 is: 137,759.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,400.08 : 248,948.39 = 99,827.55 : x
  2. Step 2: Convert to fraction form
    180,400.08/248,948.39 = 99,827.55/x
  3. Step 3: Cross multiply
    180,400.08x = 248,948.39 × 99,827.55
  4. Step 4: Simplify right side
    180,400.08x = 24,851,907,351.01
  5. Step 5: Solve for x
    x = 24,851,907,351.01/180,400.08
  6. Step 6: Final answer
    x = 137,759.96

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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.