Home / 165,521.67-248,284.81-47,193.01

Finding the Fourth Proportional to 165,521.67, 248,284.81 and 47,193.01

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Solution

The fourth proportional to 165,521.67, 248,284.81 and 47,193.01 is: 70,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,521.67 : 248,284.81 = 47,193.01 : x
  2. Step 2: Convert to fraction form
    165,521.67/248,284.81 = 47,193.01/x
  3. Step 3: Cross multiply
    165,521.67x = 248,284.81 × 47,193.01
  4. Step 4: Simplify right side
    165,521.67x = 11,717,307,308.61
  5. Step 5: Solve for x
    x = 11,717,307,308.61/165,521.67
  6. Step 6: Final answer
    x = 70,790.17

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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.