Home / 156,935.64-235,329.74-57,025.38

Finding the Fourth Proportional to 156,935.64, 235,329.74 and 57,025.38

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Solution

The fourth proportional to 156,935.64, 235,329.74 and 57,025.38 is: 85,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,935.64 : 235,329.74 = 57,025.38 : x
  2. Step 2: Convert to fraction form
    156,935.64/235,329.74 = 57,025.38/x
  3. Step 3: Cross multiply
    156,935.64x = 235,329.74 × 57,025.38
  4. Step 4: Simplify right side
    156,935.64x = 13,419,767,848.80
  5. Step 5: Solve for x
    x = 13,419,767,848.80/156,935.64
  6. Step 6: Final answer
    x = 85,511.28

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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.