Home / 284,064.24-426,095.40-159,492.72

Finding the Fourth Proportional to 284,064.24, 426,095.40 and 159,492.72

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Solution

The fourth proportional to 284,064.24, 426,095.40 and 159,492.72 is: 239,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,064.24 : 426,095.40 = 159,492.72 : x
  2. Step 2: Convert to fraction form
    284,064.24/426,095.40 = 159,492.72/x
  3. Step 3: Cross multiply
    284,064.24x = 426,095.40 × 159,492.72
  4. Step 4: Simplify right side
    284,064.24x = 67,959,114,325.49
  5. Step 5: Solve for x
    x = 67,959,114,325.49/284,064.24
  6. Step 6: Final answer
    x = 239,238.54

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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.