Home / 118,099.44-162,977.74-75,682.58

Finding the Fourth Proportional to 118,099.44, 162,977.74 and 75,682.58

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Solution

The fourth proportional to 118,099.44, 162,977.74 and 75,682.58 is: 104,442.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,099.44 : 162,977.74 = 75,682.58 : x
  2. Step 2: Convert to fraction form
    118,099.44/162,977.74 = 75,682.58/x
  3. Step 3: Cross multiply
    118,099.44x = 162,977.74 × 75,682.58
  4. Step 4: Simplify right side
    118,099.44x = 12,334,574,841.67
  5. Step 5: Solve for x
    x = 12,334,574,841.67/118,099.44
  6. Step 6: Final answer
    x = 104,442.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.