Home / 219,535.39-302,964.83-124,040.17

Finding the Fourth Proportional to 219,535.39, 302,964.83 and 124,040.17

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Solution

The fourth proportional to 219,535.39, 302,964.83 and 124,040.17 is: 171,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,535.39 : 302,964.83 = 124,040.17 : x
  2. Step 2: Convert to fraction form
    219,535.39/302,964.83 = 124,040.17/x
  3. Step 3: Cross multiply
    219,535.39x = 302,964.83 × 124,040.17
  4. Step 4: Simplify right side
    219,535.39x = 37,579,809,017.22
  5. Step 5: Solve for x
    x = 37,579,809,017.22/219,535.39
  6. Step 6: Final answer
    x = 171,178.82

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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.