Home / 161,345.12-242,048.45-61,496.96

Finding the Fourth Proportional to 161,345.12, 242,048.45 and 61,496.96

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Solution

The fourth proportional to 161,345.12, 242,048.45 and 61,496.96 is: 92,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,345.12 : 242,048.45 = 61,496.96 : x
  2. Step 2: Convert to fraction form
    161,345.12/242,048.45 = 61,496.96/x
  3. Step 3: Cross multiply
    161,345.12x = 242,048.45 × 61,496.96
  4. Step 4: Simplify right side
    161,345.12x = 14,885,242,791.21
  5. Step 5: Solve for x
    x = 14,885,242,791.21/161,345.12
  6. Step 6: Final answer
    x = 92,257.16

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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.