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Finding the Fourth Proportional to 101,325.92, 151,975.68 and 31,203.68

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Solution

The fourth proportional to 101,325.92, 151,975.68 and 31,203.68 is: 46,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,325.92 : 151,975.68 = 31,203.68 : x
  2. Step 2: Convert to fraction form
    101,325.92/151,975.68 = 31,203.68/x
  3. Step 3: Cross multiply
    101,325.92x = 151,975.68 × 31,203.68
  4. Step 4: Simplify right side
    101,325.92x = 4,742,200,486.50
  5. Step 5: Solve for x
    x = 4,742,200,486.50/101,325.92
  6. Step 6: Final answer
    x = 46,801.46

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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.