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Finding the Fourth Proportional to 251,547.96, 347,104.62 and 170,053.50

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Solution

The fourth proportional to 251,547.96, 347,104.62 and 170,053.50 is: 234,652.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,547.96 : 347,104.62 = 170,053.50 : x
  2. Step 2: Convert to fraction form
    251,547.96/347,104.62 = 170,053.50/x
  3. Step 3: Cross multiply
    251,547.96x = 347,104.62 × 170,053.50
  4. Step 4: Simplify right side
    251,547.96x = 59,026,355,497.17
  5. Step 5: Solve for x
    x = 59,026,355,497.17/251,547.96
  6. Step 6: Final answer
    x = 234,652.49

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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.