Home / 161,203.89-241,805.53-42,875.36

Finding the Fourth Proportional to 161,203.89, 241,805.53 and 42,875.36

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Solution

The fourth proportional to 161,203.89, 241,805.53 and 42,875.36 is: 64,312.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,203.89 : 241,805.53 = 42,875.36 : x
  2. Step 2: Convert to fraction form
    161,203.89/241,805.53 = 42,875.36/x
  3. Step 3: Cross multiply
    161,203.89x = 241,805.53 × 42,875.36
  4. Step 4: Simplify right side
    161,203.89x = 10,367,497,725.34
  5. Step 5: Solve for x
    x = 10,367,497,725.34/161,203.89
  6. Step 6: Final answer
    x = 64,312.95

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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.