Home / 252,740.04-379,102.74-102,943.28

Finding the Fourth Proportional to 252,740.04, 379,102.74 and 102,943.28

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Solution

The fourth proportional to 252,740.04, 379,102.74 and 102,943.28 is: 154,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,740.04 : 379,102.74 = 102,943.28 : x
  2. Step 2: Convert to fraction form
    252,740.04/379,102.74 = 102,943.28/x
  3. Step 3: Cross multiply
    252,740.04x = 379,102.74 × 102,943.28
  4. Step 4: Simplify right side
    252,740.04x = 39,026,077,617.07
  5. Step 5: Solve for x
    x = 39,026,077,617.07/252,740.04
  6. Step 6: Final answer
    x = 154,411.93

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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.