Home / 239,606.46-359,166.36-155,420.16

Finding the Fourth Proportional to 239,606.46, 359,166.36 and 155,420.16

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Solution

The fourth proportional to 239,606.46, 359,166.36 and 155,420.16 is: 232,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,606.46 : 359,166.36 = 155,420.16 : x
  2. Step 2: Convert to fraction form
    239,606.46/359,166.36 = 155,420.16/x
  3. Step 3: Cross multiply
    239,606.46x = 359,166.36 × 155,420.16
  4. Step 4: Simplify right side
    239,606.46x = 55,821,693,137.82
  5. Step 5: Solve for x
    x = 55,821,693,137.82/239,606.46
  6. Step 6: Final answer
    x = 232,972.40

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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.