Home / 56,929.23-85,334.31-19,476.72

Finding the Fourth Proportional to 56,929.23, 85,334.31 and 19,476.72

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Solution

The fourth proportional to 56,929.23, 85,334.31 and 19,476.72 is: 29,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,929.23 : 85,334.31 = 19,476.72 : x
  2. Step 2: Convert to fraction form
    56,929.23/85,334.31 = 19,476.72/x
  3. Step 3: Cross multiply
    56,929.23x = 85,334.31 × 19,476.72
  4. Step 4: Simplify right side
    56,929.23x = 1,662,032,462.26
  5. Step 5: Solve for x
    x = 1,662,032,462.26/56,929.23
  6. Step 6: Final answer
    x = 29,194.71

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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.