Home / 161,581.48-242,398.50-47,740.84

Finding the Fourth Proportional to 161,581.48, 242,398.50 and 47,740.84

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Solution

The fourth proportional to 161,581.48, 242,398.50 and 47,740.84 is: 71,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,581.48 : 242,398.50 = 47,740.84 : x
  2. Step 2: Convert to fraction form
    161,581.48/242,398.50 = 47,740.84/x
  3. Step 3: Cross multiply
    161,581.48x = 242,398.50 × 47,740.84
  4. Step 4: Simplify right side
    161,581.48x = 11,572,308,717.48
  5. Step 5: Solve for x
    x = 11,572,308,717.48/161,581.48
  6. Step 6: Final answer
    x = 71,619.03

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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.