Home / 157,471.30-236,137.69-57,605.59

Finding the Fourth Proportional to 157,471.30, 236,137.69 and 57,605.59

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Solution

The fourth proportional to 157,471.30, 236,137.69 and 57,605.59 is: 86,383.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,471.30 : 236,137.69 = 57,605.59 : x
  2. Step 2: Convert to fraction form
    157,471.30/236,137.69 = 57,605.59/x
  3. Step 3: Cross multiply
    157,471.30x = 236,137.69 × 57,605.59
  4. Step 4: Simplify right side
    157,471.30x = 13,602,850,953.69
  5. Step 5: Solve for x
    x = 13,602,850,953.69/157,471.30
  6. Step 6: Final answer
    x = 86,383.05

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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.