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Finding the Fourth Proportional to 164,488.40, 246,149.40 and 112,000.40

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Solution

The fourth proportional to 164,488.40, 246,149.40 and 112,000.40 is: 167,603.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,488.40 : 246,149.40 = 112,000.40 : x
  2. Step 2: Convert to fraction form
    164,488.40/246,149.40 = 112,000.40/x
  3. Step 3: Cross multiply
    164,488.40x = 246,149.40 × 112,000.40
  4. Step 4: Simplify right side
    164,488.40x = 27,568,831,259.76
  5. Step 5: Solve for x
    x = 27,568,831,259.76/164,488.40
  6. Step 6: Final answer
    x = 167,603.50

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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.