Home / 156,818.04-235,693.62-73,770.36

Finding the Fourth Proportional to 156,818.04, 235,693.62 and 73,770.36

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Solution

The fourth proportional to 156,818.04, 235,693.62 and 73,770.36 is: 110,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,818.04 : 235,693.62 = 73,770.36 : x
  2. Step 2: Convert to fraction form
    156,818.04/235,693.62 = 73,770.36/x
  3. Step 3: Cross multiply
    156,818.04x = 235,693.62 × 73,770.36
  4. Step 4: Simplify right side
    156,818.04x = 17,387,203,197.10
  5. Step 5: Solve for x
    x = 17,387,203,197.10/156,818.04
  6. Step 6: Final answer
    x = 110,875.02

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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.