Home / 51,194.88-70,649.02-28,533.36

Finding the Fourth Proportional to 51,194.88, 70,649.02 and 28,533.36

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Solution

The fourth proportional to 51,194.88, 70,649.02 and 28,533.36 is: 39,376.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,194.88 : 70,649.02 = 28,533.36 : x
  2. Step 2: Convert to fraction form
    51,194.88/70,649.02 = 28,533.36/x
  3. Step 3: Cross multiply
    51,194.88x = 70,649.02 × 28,533.36
  4. Step 4: Simplify right side
    51,194.88x = 2,015,853,921.31
  5. Step 5: Solve for x
    x = 2,015,853,921.31/51,194.88
  6. Step 6: Final answer
    x = 39,376.08

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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.