Home / 161,196.61-241,731.55-54,551.20

Finding the Fourth Proportional to 161,196.61, 241,731.55 and 54,551.20

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Solution

The fourth proportional to 161,196.61, 241,731.55 and 54,551.20 is: 81,805.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,196.61 : 241,731.55 = 54,551.20 : x
  2. Step 2: Convert to fraction form
    161,196.61/241,731.55 = 54,551.20/x
  3. Step 3: Cross multiply
    161,196.61x = 241,731.55 × 54,551.20
  4. Step 4: Simplify right side
    161,196.61x = 13,186,746,130.36
  5. Step 5: Solve for x
    x = 13,186,746,130.36/161,196.61
  6. Step 6: Final answer
    x = 81,805.36

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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.