Home / 211,329.27-292,021.07-153,868.82

Finding the Fourth Proportional to 211,329.27, 292,021.07 and 153,868.82

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Solution

The fourth proportional to 211,329.27, 292,021.07 and 153,868.82 is: 212,620.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,329.27 : 292,021.07 = 153,868.82 : x
  2. Step 2: Convert to fraction form
    211,329.27/292,021.07 = 153,868.82/x
  3. Step 3: Cross multiply
    211,329.27x = 292,021.07 × 153,868.82
  4. Step 4: Simplify right side
    211,329.27x = 44,932,935,226.59
  5. Step 5: Solve for x
    x = 44,932,935,226.59/211,329.27
  6. Step 6: Final answer
    x = 212,620.50

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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.