Home / 179,839.58-248,178.65-99,267.12

Finding the Fourth Proportional to 179,839.58, 248,178.65 and 99,267.12

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Solution

The fourth proportional to 179,839.58, 248,178.65 and 99,267.12 is: 136,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,839.58 : 248,178.65 = 99,267.12 : x
  2. Step 2: Convert to fraction form
    179,839.58/248,178.65 = 99,267.12/x
  3. Step 3: Cross multiply
    179,839.58x = 248,178.65 × 99,267.12
  4. Step 4: Simplify right side
    179,839.58x = 24,635,979,334.65
  5. Step 5: Solve for x
    x = 24,635,979,334.65/179,839.58
  6. Step 6: Final answer
    x = 136,988.64

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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.