Home / 171,000.26-256,513.28-51,047.74

Finding the Fourth Proportional to 171,000.26, 256,513.28 and 51,047.74

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Solution

The fourth proportional to 171,000.26, 256,513.28 and 51,047.74 is: 76,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,000.26 : 256,513.28 = 51,047.74 : x
  2. Step 2: Convert to fraction form
    171,000.26/256,513.28 = 51,047.74/x
  3. Step 3: Cross multiply
    171,000.26x = 256,513.28 × 51,047.74
  4. Step 4: Simplify right side
    171,000.26x = 13,094,423,223.99
  5. Step 5: Solve for x
    x = 13,094,423,223.99/171,000.26
  6. Step 6: Final answer
    x = 76,575.46

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1.5x scale

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.