Home / 101,519.54-140,094.96-56,197.58

Finding the Fourth Proportional to 101,519.54, 140,094.96 and 56,197.58

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Solution

The fourth proportional to 101,519.54, 140,094.96 and 56,197.58 is: 77,551.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,519.54 : 140,094.96 = 56,197.58 : x
  2. Step 2: Convert to fraction form
    101,519.54/140,094.96 = 56,197.58/x
  3. Step 3: Cross multiply
    101,519.54x = 140,094.96 × 56,197.58
  4. Step 4: Simplify right side
    101,519.54x = 7,872,997,722.20
  5. Step 5: Solve for x
    x = 7,872,997,722.20/101,519.54
  6. Step 6: Final answer
    x = 77,551.55

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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.