Home / 157,525.07-217,397.51-89,563.37

Finding the Fourth Proportional to 157,525.07, 217,397.51 and 89,563.37

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Solution

The fourth proportional to 157,525.07, 217,397.51 and 89,563.37 is: 123,604.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,525.07 : 217,397.51 = 89,563.37 : x
  2. Step 2: Convert to fraction form
    157,525.07/217,397.51 = 89,563.37/x
  3. Step 3: Cross multiply
    157,525.07x = 217,397.51 × 89,563.37
  4. Step 4: Simplify right side
    157,525.07x = 19,470,854,392.61
  5. Step 5: Solve for x
    x = 19,470,854,392.61/157,525.07
  6. Step 6: Final answer
    x = 123,604.80

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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.