Home / 211,834.56-292,397.28-136,383.12

Finding the Fourth Proportional to 211,834.56, 292,397.28 and 136,383.12

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Solution

The fourth proportional to 211,834.56, 292,397.28 and 136,383.12 is: 188,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,834.56 : 292,397.28 = 136,383.12 : x
  2. Step 2: Convert to fraction form
    211,834.56/292,397.28 = 136,383.12/x
  3. Step 3: Cross multiply
    211,834.56x = 292,397.28 × 136,383.12
  4. Step 4: Simplify right side
    211,834.56x = 39,878,053,325.91
  5. Step 5: Solve for x
    x = 39,878,053,325.91/211,834.56
  6. Step 6: Final answer
    x = 188,250.93

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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.