Home / 156,972.70-235,384.85-57,063.26

Finding the Fourth Proportional to 156,972.70, 235,384.85 and 57,063.26

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Solution

The fourth proportional to 156,972.70, 235,384.85 and 57,063.26 is: 85,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,972.70 : 235,384.85 = 57,063.26 : x
  2. Step 2: Convert to fraction form
    156,972.70/235,384.85 = 57,063.26/x
  3. Step 3: Cross multiply
    156,972.70x = 235,384.85 × 57,063.26
  4. Step 4: Simplify right side
    156,972.70x = 13,431,826,895.61
  5. Step 5: Solve for x
    x = 13,431,826,895.61/156,972.70
  6. Step 6: Final answer
    x = 85,567.92

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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.