Home / 286,650.11-395,581.57-157,594.17

Finding the Fourth Proportional to 286,650.11, 395,581.57 and 157,594.17

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Solution

The fourth proportional to 286,650.11, 395,581.57 and 157,594.17 is: 217,482.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,650.11 : 395,581.57 = 157,594.17 : x
  2. Step 2: Convert to fraction form
    286,650.11/395,581.57 = 157,594.17/x
  3. Step 3: Cross multiply
    286,650.11x = 395,581.57 × 157,594.17
  4. Step 4: Simplify right side
    286,650.11x = 62,341,351,167.36
  5. Step 5: Solve for x
    x = 62,341,351,167.36/286,650.11
  6. Step 6: Final answer
    x = 217,482.39

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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.