Home / 108,445.92-162,552.16-70,887.84

Finding the Fourth Proportional to 108,445.92, 162,552.16 and 70,887.84

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Solution

The fourth proportional to 108,445.92, 162,552.16 and 70,887.84 is: 106,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,445.92 : 162,552.16 = 70,887.84 : x
  2. Step 2: Convert to fraction form
    108,445.92/162,552.16 = 70,887.84/x
  3. Step 3: Cross multiply
    108,445.92x = 162,552.16 × 70,887.84
  4. Step 4: Simplify right side
    108,445.92x = 11,522,971,509.73
  5. Step 5: Solve for x
    x = 11,522,971,509.73/108,445.92
  6. Step 6: Final answer
    x = 106,255.46

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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.