Home / 171,263.30-256,919.55-52,943.87

Finding the Fourth Proportional to 171,263.30, 256,919.55 and 52,943.87

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Solution

The fourth proportional to 171,263.30, 256,919.55 and 52,943.87 is: 79,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,263.30 : 256,919.55 = 52,943.87 : x
  2. Step 2: Convert to fraction form
    171,263.30/256,919.55 = 52,943.87/x
  3. Step 3: Cross multiply
    171,263.30x = 256,919.55 × 52,943.87
  4. Step 4: Simplify right side
    171,263.30x = 13,602,313,971.06
  5. Step 5: Solve for x
    x = 13,602,313,971.06/171,263.30
  6. Step 6: Final answer
    x = 79,423.40

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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.