Home / 161,526.72-242,186.40-106,057.92

Finding the Fourth Proportional to 161,526.72, 242,186.40 and 106,057.92

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Solution

The fourth proportional to 161,526.72, 242,186.40 and 106,057.92 is: 159,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,526.72 : 242,186.40 = 106,057.92 : x
  2. Step 2: Convert to fraction form
    161,526.72/242,186.40 = 106,057.92/x
  3. Step 3: Cross multiply
    161,526.72x = 242,186.40 × 106,057.92
  4. Step 4: Simplify right side
    161,526.72x = 25,685,785,836.29
  5. Step 5: Solve for x
    x = 25,685,785,836.29/161,526.72
  6. Step 6: Final answer
    x = 159,018.80

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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.