Home / 44,331.08-66,487.90-13,159.40

Finding the Fourth Proportional to 44,331.08, 66,487.90 and 13,159.40

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Solution

The fourth proportional to 44,331.08, 66,487.90 and 13,159.40 is: 19,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,331.08 : 66,487.90 = 13,159.40 : x
  2. Step 2: Convert to fraction form
    44,331.08/66,487.90 = 13,159.40/x
  3. Step 3: Cross multiply
    44,331.08x = 66,487.90 × 13,159.40
  4. Step 4: Simplify right side
    44,331.08x = 874,940,871.26
  5. Step 5: Solve for x
    x = 874,940,871.26/44,331.08
  6. Step 6: Final answer
    x = 19,736.51

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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.