Home / 56,828.88-85,237.65-17,386.34

Finding the Fourth Proportional to 56,828.88, 85,237.65 and 17,386.34

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Solution

The fourth proportional to 56,828.88, 85,237.65 and 17,386.34 is: 26,077.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,828.88 : 85,237.65 = 17,386.34 : x
  2. Step 2: Convert to fraction form
    56,828.88/85,237.65 = 17,386.34/x
  3. Step 3: Cross multiply
    56,828.88x = 85,237.65 × 17,386.34
  4. Step 4: Simplify right side
    56,828.88x = 1,481,970,337.51
  5. Step 5: Solve for x
    x = 1,481,970,337.51/56,828.88
  6. Step 6: Final answer
    x = 26,077.77

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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.