Home / 242,316.94-334,500.75-172,511.25

Finding the Fourth Proportional to 242,316.94, 334,500.75 and 172,511.25

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Solution

The fourth proportional to 242,316.94, 334,500.75 and 172,511.25 is: 238,139.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,316.94 : 334,500.75 = 172,511.25 : x
  2. Step 2: Convert to fraction form
    242,316.94/334,500.75 = 172,511.25/x
  3. Step 3: Cross multiply
    242,316.94x = 334,500.75 × 172,511.25
  4. Step 4: Simplify right side
    242,316.94x = 57,705,142,508.44
  5. Step 5: Solve for x
    x = 57,705,142,508.44/242,316.94
  6. Step 6: Final answer
    x = 238,139.12

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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.