Home / 211,799.07-292,284.75-116,307.75

Finding the Fourth Proportional to 211,799.07, 292,284.75 and 116,307.75

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Solution

The fourth proportional to 211,799.07, 292,284.75 and 116,307.75 is: 160,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,799.07 : 292,284.75 = 116,307.75 : x
  2. Step 2: Convert to fraction form
    211,799.07/292,284.75 = 116,307.75/x
  3. Step 3: Cross multiply
    211,799.07x = 292,284.75 × 116,307.75
  4. Step 4: Simplify right side
    211,799.07x = 33,994,981,631.81
  5. Step 5: Solve for x
    x = 33,994,981,631.81/211,799.07
  6. Step 6: Final answer
    x = 160,505.81

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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.