Home / 171,302.16-236,384.24-99,669.80

Finding the Fourth Proportional to 171,302.16, 236,384.24 and 99,669.80

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Solution

The fourth proportional to 171,302.16, 236,384.24 and 99,669.80 is: 137,536.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,302.16 : 236,384.24 = 99,669.80 : x
  2. Step 2: Convert to fraction form
    171,302.16/236,384.24 = 99,669.80/x
  3. Step 3: Cross multiply
    171,302.16x = 236,384.24 × 99,669.80
  4. Step 4: Simplify right side
    171,302.16x = 23,560,369,923.95
  5. Step 5: Solve for x
    x = 23,560,369,923.95/171,302.16
  6. Step 6: Final answer
    x = 137,536.91

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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.