Home / 156,701.25-235,145.27-56,869.25

Finding the Fourth Proportional to 156,701.25, 235,145.27 and 56,869.25

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Solution

The fourth proportional to 156,701.25, 235,145.27 and 56,869.25 is: 85,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,701.25 : 235,145.27 = 56,869.25 : x
  2. Step 2: Convert to fraction form
    156,701.25/235,145.27 = 56,869.25/x
  3. Step 3: Cross multiply
    156,701.25x = 235,145.27 × 56,869.25
  4. Step 4: Simplify right side
    156,701.25x = 13,372,534,112.39
  5. Step 5: Solve for x
    x = 13,372,534,112.39/156,701.25
  6. Step 6: Final answer
    x = 85,337.76

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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.