Home / 157,422.99-236,071.85-57,560.43

Finding the Fourth Proportional to 157,422.99, 236,071.85 and 57,560.43

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Solution

The fourth proportional to 157,422.99, 236,071.85 and 57,560.43 is: 86,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,422.99 : 236,071.85 = 57,560.43 : x
  2. Step 2: Convert to fraction form
    157,422.99/236,071.85 = 57,560.43/x
  3. Step 3: Cross multiply
    157,422.99x = 236,071.85 × 57,560.43
  4. Step 4: Simplify right side
    157,422.99x = 13,588,396,909.09
  5. Step 5: Solve for x
    x = 13,588,396,909.09/157,422.99
  6. Step 6: Final answer
    x = 86,317.74

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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.