Home / 119,011.34-178,517.62-40,126.25

Finding the Fourth Proportional to 119,011.34, 178,517.62 and 40,126.25

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Solution

The fourth proportional to 119,011.34, 178,517.62 and 40,126.25 is: 60,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,011.34 : 178,517.62 = 40,126.25 : x
  2. Step 2: Convert to fraction form
    119,011.34/178,517.62 = 40,126.25/x
  3. Step 3: Cross multiply
    119,011.34x = 178,517.62 × 40,126.25
  4. Step 4: Simplify right side
    119,011.34x = 7,163,242,649.53
  5. Step 5: Solve for x
    x = 7,163,242,649.53/119,011.34
  6. Step 6: Final answer
    x = 60,189.58

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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.