Home / 157,517.88-236,207.70-57,652.20

Finding the Fourth Proportional to 157,517.88, 236,207.70 and 57,652.20

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Solution

The fourth proportional to 157,517.88, 236,207.70 and 57,652.20 is: 86,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,517.88 : 236,207.70 = 57,652.20 : x
  2. Step 2: Convert to fraction form
    157,517.88/236,207.70 = 57,652.20/x
  3. Step 3: Cross multiply
    157,517.88x = 236,207.70 × 57,652.20
  4. Step 4: Simplify right side
    157,517.88x = 13,617,893,561.94
  5. Step 5: Solve for x
    x = 13,617,893,561.94/157,517.88
  6. Step 6: Final answer
    x = 86,453.00

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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.