Home / 156,114.72-234,296.55-56,344.86

Finding the Fourth Proportional to 156,114.72, 234,296.55 and 56,344.86

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Solution

The fourth proportional to 156,114.72, 234,296.55 and 56,344.86 is: 84,562.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,114.72 : 234,296.55 = 56,344.86 : x
  2. Step 2: Convert to fraction form
    156,114.72/234,296.55 = 56,344.86/x
  3. Step 3: Cross multiply
    156,114.72x = 234,296.55 × 56,344.86
  4. Step 4: Simplify right side
    156,114.72x = 13,201,406,308.23
  5. Step 5: Solve for x
    x = 13,201,406,308.23/156,114.72
  6. Step 6: Final answer
    x = 84,562.21

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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.