Home / 211,614.51-292,046.16-116,139.66

Finding the Fourth Proportional to 211,614.51, 292,046.16 and 116,139.66

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Solution

The fourth proportional to 211,614.51, 292,046.16 and 116,139.66 is: 160,282.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,614.51 : 292,046.16 = 116,139.66 : x
  2. Step 2: Convert to fraction form
    211,614.51/292,046.16 = 116,139.66/x
  3. Step 3: Cross multiply
    211,614.51x = 292,046.16 × 116,139.66
  4. Step 4: Simplify right side
    211,614.51x = 33,918,141,726.71
  5. Step 5: Solve for x
    x = 33,918,141,726.71/211,614.51
  6. Step 6: Final answer
    x = 160,282.68

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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.