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Finding the Fourth Proportional to 157,156.00, 235,828.61 and 57,324.92

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Solution

The fourth proportional to 157,156.00, 235,828.61 and 57,324.92 is: 86,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,156.00 : 235,828.61 = 57,324.92 : x
  2. Step 2: Convert to fraction form
    157,156.00/235,828.61 = 57,324.92/x
  3. Step 3: Cross multiply
    157,156.00x = 235,828.61 × 57,324.92
  4. Step 4: Simplify right side
    157,156.00x = 13,518,855,273.61
  5. Step 5: Solve for x
    x = 13,518,855,273.61/157,156.00
  6. Step 6: Final answer
    x = 86,021.89

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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.