Home / 171,981.08-237,320.88-96,515

Finding the Fourth Proportional to 171,981.08, 237,320.88 and 96,515

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Solution

The fourth proportional to 171,981.08, 237,320.88 and 96,515 is: 133,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,981.08 : 237,320.88 = 96,515 : x
  2. Step 2: Convert to fraction form
    171,981.08/237,320.88 = 96,515/x
  3. Step 3: Cross multiply
    171,981.08x = 237,320.88 × 96,515
  4. Step 4: Simplify right side
    171,981.08x = 22,905,024,733.20
  5. Step 5: Solve for x
    x = 22,905,024,733.20/171,981.08
  6. Step 6: Final answer
    x = 133,183.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.