Home / 108,053.54-149,122.32-60,314.05

Finding the Fourth Proportional to 108,053.54, 149,122.32 and 60,314.05

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Solution

The fourth proportional to 108,053.54, 149,122.32 and 60,314.05 is: 83,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,053.54 : 149,122.32 = 60,314.05 : x
  2. Step 2: Convert to fraction form
    108,053.54/149,122.32 = 60,314.05/x
  3. Step 3: Cross multiply
    108,053.54x = 149,122.32 × 60,314.05
  4. Step 4: Simplify right side
    108,053.54x = 8,994,171,064.60
  5. Step 5: Solve for x
    x = 8,994,171,064.60/108,053.54
  6. Step 6: Final answer
    x = 83,238.10

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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.