Home / 180,345.44-248,855.18-99,762.04

Finding the Fourth Proportional to 180,345.44, 248,855.18 and 99,762.04

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Solution

The fourth proportional to 180,345.44, 248,855.18 and 99,762.04 is: 137,659.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,345.44 : 248,855.18 = 99,762.04 : x
  2. Step 2: Convert to fraction form
    180,345.44/248,855.18 = 99,762.04/x
  3. Step 3: Cross multiply
    180,345.44x = 248,855.18 × 99,762.04
  4. Step 4: Simplify right side
    180,345.44x = 24,826,300,421.37
  5. Step 5: Solve for x
    x = 24,826,300,421.37/180,345.44
  6. Step 6: Final answer
    x = 137,659.71

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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.