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Finding the Fourth Proportional to 169,242.84, 253,460.73 and 98,015.01

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Solution

The fourth proportional to 169,242.84, 253,460.73 and 98,015.01 is: 146,788.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,242.84 : 253,460.73 = 98,015.01 : x
  2. Step 2: Convert to fraction form
    169,242.84/253,460.73 = 98,015.01/x
  3. Step 3: Cross multiply
    169,242.84x = 253,460.73 × 98,015.01
  4. Step 4: Simplify right side
    169,242.84x = 24,842,955,985.56
  5. Step 5: Solve for x
    x = 24,842,955,985.56/169,242.84
  6. Step 6: Final answer
    x = 146,788.82

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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.