Home / 108,861.02-163,341.75-49,714.82

Finding the Fourth Proportional to 108,861.02, 163,341.75 and 49,714.82

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Solution

The fourth proportional to 108,861.02, 163,341.75 and 49,714.82 is: 74,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,861.02 : 163,341.75 = 49,714.82 : x
  2. Step 2: Convert to fraction form
    108,861.02/163,341.75 = 49,714.82/x
  3. Step 3: Cross multiply
    108,861.02x = 163,341.75 × 49,714.82
  4. Step 4: Simplify right side
    108,861.02x = 8,120,505,699.74
  5. Step 5: Solve for x
    x = 8,120,505,699.74/108,861.02
  6. Step 6: Final answer
    x = 74,595.16

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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.