Home / 104,981.84-157,389.60-52,364.24

Finding the Fourth Proportional to 104,981.84, 157,389.60 and 52,364.24

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Solution

The fourth proportional to 104,981.84, 157,389.60 and 52,364.24 is: 78,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,981.84 : 157,389.60 = 52,364.24 : x
  2. Step 2: Convert to fraction form
    104,981.84/157,389.60 = 52,364.24/x
  3. Step 3: Cross multiply
    104,981.84x = 157,389.60 × 52,364.24
  4. Step 4: Simplify right side
    104,981.84x = 8,241,586,787.90
  5. Step 5: Solve for x
    x = 8,241,586,787.90/104,981.84
  6. Step 6: Final answer
    x = 78,504.88

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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.