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Finding the Fourth Proportional to 97,748.54, 134,892.51 and 53,036.54

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Solution

The fourth proportional to 97,748.54, 134,892.51 and 53,036.54 is: 73,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,748.54 : 134,892.51 = 53,036.54 : x
  2. Step 2: Convert to fraction form
    97,748.54/134,892.51 = 53,036.54/x
  3. Step 3: Cross multiply
    97,748.54x = 134,892.51 × 53,036.54
  4. Step 4: Simplify right side
    97,748.54x = 7,154,232,002.32
  5. Step 5: Solve for x
    x = 7,154,232,002.32/97,748.54
  6. Step 6: Final answer
    x = 73,190.17

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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.