Home / 180,135.44-248,599.77-99,561.22

Finding the Fourth Proportional to 180,135.44, 248,599.77 and 99,561.22

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Solution

The fourth proportional to 180,135.44, 248,599.77 and 99,561.22 is: 137,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,135.44 : 248,599.77 = 99,561.22 : x
  2. Step 2: Convert to fraction form
    180,135.44/248,599.77 = 99,561.22/x
  3. Step 3: Cross multiply
    180,135.44x = 248,599.77 × 99,561.22
  4. Step 4: Simplify right side
    180,135.44x = 24,750,896,392.92
  5. Step 5: Solve for x
    x = 24,750,896,392.92/180,135.44
  6. Step 6: Final answer
    x = 137,401.59

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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.