Home / 107,617.34-161,425.47-27,655.22

Finding the Fourth Proportional to 107,617.34, 161,425.47 and 27,655.22

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Solution

The fourth proportional to 107,617.34, 161,425.47 and 27,655.22 is: 41,482.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,617.34 : 161,425.47 = 27,655.22 : x
  2. Step 2: Convert to fraction form
    107,617.34/161,425.47 = 27,655.22/x
  3. Step 3: Cross multiply
    107,617.34x = 161,425.47 × 27,655.22
  4. Step 4: Simplify right side
    107,617.34x = 4,464,256,886.45
  5. Step 5: Solve for x
    x = 4,464,256,886.45/107,617.34
  6. Step 6: Final answer
    x = 41,482.69

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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.