Home / 156,617.15-234,761.70-61,810.70

Finding the Fourth Proportional to 156,617.15, 234,761.70 and 61,810.70

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Solution

The fourth proportional to 156,617.15, 234,761.70 and 61,810.70 is: 92,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,617.15 : 234,761.70 = 61,810.70 : x
  2. Step 2: Convert to fraction form
    156,617.15/234,761.70 = 61,810.70/x
  3. Step 3: Cross multiply
    156,617.15x = 234,761.70 × 61,810.70
  4. Step 4: Simplify right side
    156,617.15x = 14,510,785,010.19
  5. Step 5: Solve for x
    x = 14,510,785,010.19/156,617.15
  6. Step 6: Final answer
    x = 92,651.32

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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.