Home / 46,664.40-70,001.20-18,578.20

Finding the Fourth Proportional to 46,664.40, 70,001.20 and 18,578.20

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Solution

The fourth proportional to 46,664.40, 70,001.20 and 18,578.20 is: 27,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,664.40 : 70,001.20 = 18,578.20 : x
  2. Step 2: Convert to fraction form
    46,664.40/70,001.20 = 18,578.20/x
  3. Step 3: Cross multiply
    46,664.40x = 70,001.20 × 18,578.20
  4. Step 4: Simplify right side
    46,664.40x = 1,300,496,293.84
  5. Step 5: Solve for x
    x = 1,300,496,293.84/46,664.40
  6. Step 6: Final answer
    x = 27,869.13

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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.