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Finding the Fourth Proportional to 101,353.27, 139,866.60 and 56,032.41

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Solution

The fourth proportional to 101,353.27, 139,866.60 and 56,032.41 is: 77,324.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,353.27 : 139,866.60 = 56,032.41 : x
  2. Step 2: Convert to fraction form
    101,353.27/139,866.60 = 56,032.41/x
  3. Step 3: Cross multiply
    101,353.27x = 139,866.60 × 56,032.41
  4. Step 4: Simplify right side
    101,353.27x = 7,837,062,676.51
  5. Step 5: Solve for x
    x = 7,837,062,676.51/101,353.27
  6. Step 6: Final answer
    x = 77,324.22

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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.