Home / 245,787.57-368,824.65-103,624.14

Finding the Fourth Proportional to 245,787.57, 368,824.65 and 103,624.14

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Solution

The fourth proportional to 245,787.57, 368,824.65 and 103,624.14 is: 155,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,787.57 : 368,824.65 = 103,624.14 : x
  2. Step 2: Convert to fraction form
    245,787.57/368,824.65 = 103,624.14/x
  3. Step 3: Cross multiply
    245,787.57x = 368,824.65 × 103,624.14
  4. Step 4: Simplify right side
    245,787.57x = 38,219,137,167.05
  5. Step 5: Solve for x
    x = 38,219,137,167.05/245,787.57
  6. Step 6: Final answer
    x = 155,496.62

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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.