Home / 58,784.83-81,067.80-45,334.78

Finding the Fourth Proportional to 58,784.83, 81,067.80 and 45,334.78

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Solution

The fourth proportional to 58,784.83, 81,067.80 and 45,334.78 is: 62,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,784.83 : 81,067.80 = 45,334.78 : x
  2. Step 2: Convert to fraction form
    58,784.83/81,067.80 = 45,334.78/x
  3. Step 3: Cross multiply
    58,784.83x = 81,067.80 × 45,334.78
  4. Step 4: Simplify right side
    58,784.83x = 3,675,190,845.42
  5. Step 5: Solve for x
    x = 3,675,190,845.42/58,784.83
  6. Step 6: Final answer
    x = 62,519.38

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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.