Home / 157,828.87-236,846.88-57,989.89

Finding the Fourth Proportional to 157,828.87, 236,846.88 and 57,989.89

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Solution

The fourth proportional to 157,828.87, 236,846.88 and 57,989.89 is: 87,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,828.87 : 236,846.88 = 57,989.89 : x
  2. Step 2: Convert to fraction form
    157,828.87/236,846.88 = 57,989.89/x
  3. Step 3: Cross multiply
    157,828.87x = 236,846.88 × 57,989.89
  4. Step 4: Simplify right side
    157,828.87x = 13,734,724,518.04
  5. Step 5: Solve for x
    x = 13,734,724,518.04/157,828.87
  6. Step 6: Final answer
    x = 87,022.89

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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.