Home / 157,449.51-236,149.92-57,586.35

Finding the Fourth Proportional to 157,449.51, 236,149.92 and 57,586.35

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Solution

The fourth proportional to 157,449.51, 236,149.92 and 57,586.35 is: 86,370.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,449.51 : 236,149.92 = 57,586.35 : x
  2. Step 2: Convert to fraction form
    157,449.51/236,149.92 = 57,586.35/x
  3. Step 3: Cross multiply
    157,449.51x = 236,149.92 × 57,586.35
  4. Step 4: Simplify right side
    157,449.51x = 13,599,011,139.27
  5. Step 5: Solve for x
    x = 13,599,011,139.27/157,449.51
  6. Step 6: Final answer
    x = 86,370.62

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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.