Home / 157,688.87-236,564.46-57,849.98

Finding the Fourth Proportional to 157,688.87, 236,564.46 and 57,849.98

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Solution

The fourth proportional to 157,688.87, 236,564.46 and 57,849.98 is: 86,786.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,688.87 : 236,564.46 = 57,849.98 : x
  2. Step 2: Convert to fraction form
    157,688.87/236,564.46 = 57,849.98/x
  3. Step 3: Cross multiply
    157,688.87x = 236,564.46 × 57,849.98
  4. Step 4: Simplify right side
    157,688.87x = 13,685,248,096.89
  5. Step 5: Solve for x
    x = 13,685,248,096.89/157,688.87
  6. Step 6: Final answer
    x = 86,786.39

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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.