Home / 157,417.74-236,063.97-57,555.18

Finding the Fourth Proportional to 157,417.74, 236,063.97 and 57,555.18

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Solution

The fourth proportional to 157,417.74, 236,063.97 and 57,555.18 is: 86,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,417.74 : 236,063.97 = 57,555.18 : x
  2. Step 2: Convert to fraction form
    157,417.74/236,063.97 = 57,555.18/x
  3. Step 3: Cross multiply
    157,417.74x = 236,063.97 × 57,555.18
  4. Step 4: Simplify right side
    157,417.74x = 13,586,704,284.86
  5. Step 5: Solve for x
    x = 13,586,704,284.86/157,417.74
  6. Step 6: Final answer
    x = 86,309.87

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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.