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Finding the Fourth Proportional to 161,040.51, 241,569.18 and 48,717.90

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Solution

The fourth proportional to 161,040.51, 241,569.18 and 48,717.90 is: 73,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,040.51 : 241,569.18 = 48,717.90 : x
  2. Step 2: Convert to fraction form
    161,040.51/241,569.18 = 48,717.90/x
  3. Step 3: Cross multiply
    161,040.51x = 241,569.18 × 48,717.90
  4. Step 4: Simplify right side
    161,040.51x = 11,768,743,154.32
  5. Step 5: Solve for x
    x = 11,768,743,154.32/161,040.51
  6. Step 6: Final answer
    x = 73,079.40

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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.