Home / 180,424.24-248,983.90-99,849.72

Finding the Fourth Proportional to 180,424.24, 248,983.90 and 99,849.72

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Solution

The fourth proportional to 180,424.24, 248,983.90 and 99,849.72 is: 137,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,424.24 : 248,983.90 = 99,849.72 : x
  2. Step 2: Convert to fraction form
    180,424.24/248,983.90 = 99,849.72/x
  3. Step 3: Cross multiply
    180,424.24x = 248,983.90 × 99,849.72
  4. Step 4: Simplify right side
    180,424.24x = 24,860,972,699.51
  5. Step 5: Solve for x
    x = 24,860,972,699.51/180,424.24
  6. Step 6: Final answer
    x = 137,791.76

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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.