Home / 245,774.60-368,805.30-103,611.24

Finding the Fourth Proportional to 245,774.60, 368,805.30 and 103,611.24

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Solution

The fourth proportional to 245,774.60, 368,805.30 and 103,611.24 is: 155,477.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,774.60 : 368,805.30 = 103,611.24 : x
  2. Step 2: Convert to fraction form
    245,774.60/368,805.30 = 103,611.24/x
  3. Step 3: Cross multiply
    245,774.60x = 368,805.30 × 103,611.24
  4. Step 4: Simplify right side
    245,774.60x = 38,212,374,451.57
  5. Step 5: Solve for x
    x = 38,212,374,451.57/245,774.60
  6. Step 6: Final answer
    x = 155,477.31

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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.