Home / 126,199.74-174,155.64-69,611.10

Finding the Fourth Proportional to 126,199.74, 174,155.64 and 69,611.10

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Solution

The fourth proportional to 126,199.74, 174,155.64 and 69,611.10 is: 96,063.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,199.74 : 174,155.64 = 69,611.10 : x
  2. Step 2: Convert to fraction form
    126,199.74/174,155.64 = 69,611.10/x
  3. Step 3: Cross multiply
    126,199.74x = 174,155.64 × 69,611.10
  4. Step 4: Simplify right side
    126,199.74x = 12,123,165,671.60
  5. Step 5: Solve for x
    x = 12,123,165,671.60/126,199.74
  6. Step 6: Final answer
    x = 96,063.32

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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.