Home / 156,953.68-235,356.72-57,043.36

Finding the Fourth Proportional to 156,953.68, 235,356.72 and 57,043.36

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Solution

The fourth proportional to 156,953.68, 235,356.72 and 57,043.36 is: 85,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,953.68 : 235,356.72 = 57,043.36 : x
  2. Step 2: Convert to fraction form
    156,953.68/235,356.72 = 57,043.36/x
  3. Step 3: Cross multiply
    156,953.68x = 235,356.72 × 57,043.36
  4. Step 4: Simplify right side
    156,953.68x = 13,425,538,107.38
  5. Step 5: Solve for x
    x = 13,425,538,107.38/156,953.68
  6. Step 6: Final answer
    x = 85,538.22

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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.