Home / 245,774.65-368,805.27-103,611.22

Finding the Fourth Proportional to 245,774.65, 368,805.27 and 103,611.22

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Solution

The fourth proportional to 245,774.65, 368,805.27 and 103,611.22 is: 155,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,774.65 : 368,805.27 = 103,611.22 : x
  2. Step 2: Convert to fraction form
    245,774.65/368,805.27 = 103,611.22/x
  3. Step 3: Cross multiply
    245,774.65x = 368,805.27 × 103,611.22
  4. Step 4: Simplify right side
    245,774.65x = 38,212,363,449.07
  5. Step 5: Solve for x
    x = 38,212,363,449.07/245,774.65
  6. Step 6: Final answer
    x = 155,477.24

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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.