Home / 211,792.61-292,073.46-139,067.24

Finding the Fourth Proportional to 211,792.61, 292,073.46 and 139,067.24

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Solution

The fourth proportional to 211,792.61, 292,073.46 and 139,067.24 is: 191,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,792.61 : 292,073.46 = 139,067.24 : x
  2. Step 2: Convert to fraction form
    211,792.61/292,073.46 = 139,067.24/x
  3. Step 3: Cross multiply
    211,792.61x = 292,073.46 × 139,067.24
  4. Step 4: Simplify right side
    211,792.61x = 40,617,848,499.08
  5. Step 5: Solve for x
    x = 40,617,848,499.08/211,792.61
  6. Step 6: Final answer
    x = 191,781.24

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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.