Home / 156,874.04-235,340.22-51,700.40

Finding the Fourth Proportional to 156,874.04, 235,340.22 and 51,700.40

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Solution

The fourth proportional to 156,874.04, 235,340.22 and 51,700.40 is: 77,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,874.04 : 235,340.22 = 51,700.40 : x
  2. Step 2: Convert to fraction form
    156,874.04/235,340.22 = 51,700.40/x
  3. Step 3: Cross multiply
    156,874.04x = 235,340.22 × 51,700.40
  4. Step 4: Simplify right side
    156,874.04x = 12,167,183,510.09
  5. Step 5: Solve for x
    x = 12,167,183,510.09/156,874.04
  6. Step 6: Final answer
    x = 77,560.21

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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.