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Finding the Fourth Proportional to 177,152, 244,907.16 and 169,716.20

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Solution

The fourth proportional to 177,152, 244,907.16 and 169,716.20 is: 234,627.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,152 : 244,907.16 = 169,716.20 : x
  2. Step 2: Convert to fraction form
    177,152/244,907.16 = 169,716.20/x
  3. Step 3: Cross multiply
    177,152x = 244,907.16 × 169,716.20
  4. Step 4: Simplify right side
    177,152x = 41,564,712,547.99
  5. Step 5: Solve for x
    x = 41,564,712,547.99/177,152
  6. Step 6: Final answer
    x = 234,627.40

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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.