Home / 208,844.45-288,205.59-113,351.17

Finding the Fourth Proportional to 208,844.45, 288,205.59 and 113,351.17

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Solution

The fourth proportional to 208,844.45, 288,205.59 and 113,351.17 is: 156,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,844.45 : 288,205.59 = 113,351.17 : x
  2. Step 2: Convert to fraction form
    208,844.45/288,205.59 = 113,351.17/x
  3. Step 3: Cross multiply
    208,844.45x = 288,205.59 × 113,351.17
  4. Step 4: Simplify right side
    208,844.45x = 32,668,439,386.01
  5. Step 5: Solve for x
    x = 32,668,439,386.01/208,844.45
  6. Step 6: Final answer
    x = 156,424.74

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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.