Home / 56,859.86-85,308.66-17,417.36

Finding the Fourth Proportional to 56,859.86, 85,308.66 and 17,417.36

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Solution

The fourth proportional to 56,859.86, 85,308.66 and 17,417.36 is: 26,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,859.86 : 85,308.66 = 17,417.36 : x
  2. Step 2: Convert to fraction form
    56,859.86/85,308.66 = 17,417.36/x
  3. Step 3: Cross multiply
    56,859.86x = 85,308.66 × 17,417.36
  4. Step 4: Simplify right side
    56,859.86x = 1,485,851,642.34
  5. Step 5: Solve for x
    x = 1,485,851,642.34/56,859.86
  6. Step 6: Final answer
    x = 26,131.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.