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Finding the Fourth Proportional to 92,703.53, 139,009.93 and 33,530.33

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Solution

The fourth proportional to 92,703.53, 139,009.93 and 33,530.33 is: 50,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,703.53 : 139,009.93 = 33,530.33 : x
  2. Step 2: Convert to fraction form
    92,703.53/139,009.93 = 33,530.33/x
  3. Step 3: Cross multiply
    92,703.53x = 139,009.93 × 33,530.33
  4. Step 4: Simplify right side
    92,703.53x = 4,661,048,826.18
  5. Step 5: Solve for x
    x = 4,661,048,826.18/92,703.53
  6. Step 6: Final answer
    x = 50,279.09

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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.