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Finding the Fourth Proportional to 62,005.78, 85,416.09 and 44,959.93

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Solution

The fourth proportional to 62,005.78, 85,416.09 and 44,959.93 is: 61,934.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,005.78 : 85,416.09 = 44,959.93 : x
  2. Step 2: Convert to fraction form
    62,005.78/85,416.09 = 44,959.93/x
  3. Step 3: Cross multiply
    62,005.78x = 85,416.09 × 44,959.93
  4. Step 4: Simplify right side
    62,005.78x = 3,840,301,427.27
  5. Step 5: Solve for x
    x = 3,840,301,427.27/62,005.78
  6. Step 6: Final answer
    x = 61,934.57

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1.5x scale

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.