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Finding the Fourth Proportional to 101,745.41, 152,597.34 and 38,543.76

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Solution

The fourth proportional to 101,745.41, 152,597.34 and 38,543.76 is: 57,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,745.41 : 152,597.34 = 38,543.76 : x
  2. Step 2: Convert to fraction form
    101,745.41/152,597.34 = 38,543.76/x
  3. Step 3: Cross multiply
    101,745.41x = 152,597.34 × 38,543.76
  4. Step 4: Simplify right side
    101,745.41x = 5,881,675,249.60
  5. Step 5: Solve for x
    x = 5,881,675,249.60/101,745.41
  6. Step 6: Final answer
    x = 57,807.77

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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.