Home / 152,637.47-210,652.32-84,676.37

Finding the Fourth Proportional to 152,637.47, 210,652.32 and 84,676.37

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Solution

The fourth proportional to 152,637.47, 210,652.32 and 84,676.37 is: 116,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,637.47 : 210,652.32 = 84,676.37 : x
  2. Step 2: Convert to fraction form
    152,637.47/210,652.32 = 84,676.37/x
  3. Step 3: Cross multiply
    152,637.47x = 210,652.32 × 84,676.37
  4. Step 4: Simplify right side
    152,637.47x = 17,837,273,789.68
  5. Step 5: Solve for x
    x = 17,837,273,789.68/152,637.47
  6. Step 6: Final answer
    x = 116,860.39

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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.