Home / 96,700.72-144,916.16-52,231.76

Finding the Fourth Proportional to 96,700.72, 144,916.16 and 52,231.76

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Solution

The fourth proportional to 96,700.72, 144,916.16 and 52,231.76 is: 78,274.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,700.72 : 144,916.16 = 52,231.76 : x
  2. Step 2: Convert to fraction form
    96,700.72/144,916.16 = 52,231.76/x
  3. Step 3: Cross multiply
    96,700.72x = 144,916.16 × 52,231.76
  4. Step 4: Simplify right side
    96,700.72x = 7,569,226,089.24
  5. Step 5: Solve for x
    x = 7,569,226,089.24/96,700.72
  6. Step 6: Final answer
    x = 78,274.76

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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.