Home / 156,908.53-235,230.51-68,095.13

Finding the Fourth Proportional to 156,908.53, 235,230.51 and 68,095.13

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Solution

The fourth proportional to 156,908.53, 235,230.51 and 68,095.13 is: 102,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,908.53 : 235,230.51 = 68,095.13 : x
  2. Step 2: Convert to fraction form
    156,908.53/235,230.51 = 68,095.13/x
  3. Step 3: Cross multiply
    156,908.53x = 235,230.51 × 68,095.13
  4. Step 4: Simplify right side
    156,908.53x = 16,018,052,158.42
  5. Step 5: Solve for x
    x = 16,018,052,158.42/156,908.53
  6. Step 6: Final answer
    x = 102,085.29

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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.