Home / 156,935.14-235,328.72-57,024.88

Finding the Fourth Proportional to 156,935.14, 235,328.72 and 57,024.88

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Solution

The fourth proportional to 156,935.14, 235,328.72 and 57,024.88 is: 85,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,935.14 : 235,328.72 = 57,024.88 : x
  2. Step 2: Convert to fraction form
    156,935.14/235,328.72 = 57,024.88/x
  3. Step 3: Cross multiply
    156,935.14x = 235,328.72 × 57,024.88
  4. Step 4: Simplify right side
    156,935.14x = 13,419,592,018.55
  5. Step 5: Solve for x
    x = 13,419,592,018.55/156,935.14
  6. Step 6: Final answer
    x = 85,510.43

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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.