Home / 152,717.24-210,749.51-84,744.56

Finding the Fourth Proportional to 152,717.24, 210,749.51 and 84,744.56

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Solution

The fourth proportional to 152,717.24, 210,749.51 and 84,744.56 is: 116,947.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,717.24 : 210,749.51 = 84,744.56 : x
  2. Step 2: Convert to fraction form
    152,717.24/210,749.51 = 84,744.56/x
  3. Step 3: Cross multiply
    152,717.24x = 210,749.51 × 84,744.56
  4. Step 4: Simplify right side
    152,717.24x = 17,859,873,017.70
  5. Step 5: Solve for x
    x = 17,859,873,017.70/152,717.24
  6. Step 6: Final answer
    x = 116,947.33

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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.