Home / 211,860.88-292,363.92-116,365.36

Finding the Fourth Proportional to 211,860.88, 292,363.92 and 116,365.36

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Solution

The fourth proportional to 211,860.88, 292,363.92 and 116,365.36 is: 160,581.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,860.88 : 292,363.92 = 116,365.36 : x
  2. Step 2: Convert to fraction form
    211,860.88/292,363.92 = 116,365.36/x
  3. Step 3: Cross multiply
    211,860.88x = 292,363.92 × 116,365.36
  4. Step 4: Simplify right side
    211,860.88x = 34,021,032,801.81
  5. Step 5: Solve for x
    x = 34,021,032,801.81/211,860.88
  6. Step 6: Final answer
    x = 160,581.95

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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.