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Finding the Fourth Proportional to 171,243.04, 256,838.64 and 46,593.76

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Solution

The fourth proportional to 171,243.04, 256,838.64 and 46,593.76 is: 69,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,243.04 : 256,838.64 = 46,593.76 : x
  2. Step 2: Convert to fraction form
    171,243.04/256,838.64 = 46,593.76/x
  3. Step 3: Cross multiply
    171,243.04x = 256,838.64 × 46,593.76
  4. Step 4: Simplify right side
    171,243.04x = 11,967,077,950.89
  5. Step 5: Solve for x
    x = 11,967,077,950.89/171,243.04
  6. Step 6: Final answer
    x = 69,883.59

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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.