Home / 161,812.22-242,570.70-56,573.78

Finding the Fourth Proportional to 161,812.22, 242,570.70 and 56,573.78

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Solution

The fourth proportional to 161,812.22, 242,570.70 and 56,573.78 is: 84,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,812.22 : 242,570.70 = 56,573.78 : x
  2. Step 2: Convert to fraction form
    161,812.22/242,570.70 = 56,573.78/x
  3. Step 3: Cross multiply
    161,812.22x = 242,570.70 × 56,573.78
  4. Step 4: Simplify right side
    161,812.22x = 13,723,140,203.39
  5. Step 5: Solve for x
    x = 13,723,140,203.39/161,812.22
  6. Step 6: Final answer
    x = 84,809.05

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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.