Home / 211,657.77-292,087.49-116,164.71

Finding the Fourth Proportional to 211,657.77, 292,087.49 and 116,164.71

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Solution

The fourth proportional to 211,657.77, 292,087.49 and 116,164.71 is: 160,307.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,657.77 : 292,087.49 = 116,164.71 : x
  2. Step 2: Convert to fraction form
    211,657.77/292,087.49 = 116,164.71/x
  3. Step 3: Cross multiply
    211,657.77x = 292,087.49 × 116,164.71
  4. Step 4: Simplify right side
    211,657.77x = 33,930,257,989.65
  5. Step 5: Solve for x
    x = 33,930,257,989.65/211,657.77
  6. Step 6: Final answer
    x = 160,307.17

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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.