Home / 179,864.77-248,206.88-99,290.57

Finding the Fourth Proportional to 179,864.77, 248,206.88 and 99,290.57

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Solution

The fourth proportional to 179,864.77, 248,206.88 and 99,290.57 is: 137,017.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,864.77 : 248,206.88 = 99,290.57 : x
  2. Step 2: Convert to fraction form
    179,864.77/248,206.88 = 99,290.57/x
  3. Step 3: Cross multiply
    179,864.77x = 248,206.88 × 99,290.57
  4. Step 4: Simplify right side
    179,864.77x = 24,644,601,041.80
  5. Step 5: Solve for x
    x = 24,644,601,041.80/179,864.77
  6. Step 6: Final answer
    x = 137,017.39

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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.