Home / 161,625.88-242,475.56-49,316.16

Finding the Fourth Proportional to 161,625.88, 242,475.56 and 49,316.16

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Solution

The fourth proportional to 161,625.88, 242,475.56 and 49,316.16 is: 73,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,625.88 : 242,475.56 = 49,316.16 : x
  2. Step 2: Convert to fraction form
    161,625.88/242,475.56 = 49,316.16/x
  3. Step 3: Cross multiply
    161,625.88x = 242,475.56 × 49,316.16
  4. Step 4: Simplify right side
    161,625.88x = 11,957,963,513.05
  5. Step 5: Solve for x
    x = 11,957,963,513.05/161,625.88
  6. Step 6: Final answer
    x = 73,985.45

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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.