Home / 146,242.28-219,390.15-46,427.60

Finding the Fourth Proportional to 146,242.28, 219,390.15 and 46,427.60

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Solution

The fourth proportional to 146,242.28, 219,390.15 and 46,427.60 is: 69,649.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,242.28 : 219,390.15 = 46,427.60 : x
  2. Step 2: Convert to fraction form
    146,242.28/219,390.15 = 46,427.60/x
  3. Step 3: Cross multiply
    146,242.28x = 219,390.15 × 46,427.60
  4. Step 4: Simplify right side
    146,242.28x = 10,185,757,031.19
  5. Step 5: Solve for x
    x = 10,185,757,031.19/146,242.28
  6. Step 6: Final answer
    x = 69,649.88

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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.