Home / 175,787.58-242,544.87-104,155.23

Finding the Fourth Proportional to 175,787.58, 242,544.87 and 104,155.23

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Solution

The fourth proportional to 175,787.58, 242,544.87 and 104,155.23 is: 143,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,787.58 : 242,544.87 = 104,155.23 : x
  2. Step 2: Convert to fraction form
    175,787.58/242,544.87 = 104,155.23/x
  3. Step 3: Cross multiply
    175,787.58x = 242,544.87 × 104,155.23
  4. Step 4: Simplify right side
    175,787.58x = 25,262,316,720.17
  5. Step 5: Solve for x
    x = 25,262,316,720.17/175,787.58
  6. Step 6: Final answer
    x = 143,709.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.