Home / 179,780.09-248,097.24-99,209.93

Finding the Fourth Proportional to 179,780.09, 248,097.24 and 99,209.93

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Solution

The fourth proportional to 179,780.09, 248,097.24 and 99,209.93 is: 136,910.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.09 : 248,097.24 = 99,209.93 : x
  2. Step 2: Convert to fraction form
    179,780.09/248,097.24 = 99,209.93/x
  3. Step 3: Cross multiply
    179,780.09x = 248,097.24 × 99,209.93
  4. Step 4: Simplify right side
    179,780.09x = 24,613,710,433.84
  5. Step 5: Solve for x
    x = 24,613,710,433.84/179,780.09
  6. Step 6: Final answer
    x = 136,910.11

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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.