Home / 113,997.44-157,311.60-63,007.56

Finding the Fourth Proportional to 113,997.44, 157,311.60 and 63,007.56

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Solution

The fourth proportional to 113,997.44, 157,311.60 and 63,007.56 is: 86,947.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.44 : 157,311.60 = 63,007.56 : x
  2. Step 2: Convert to fraction form
    113,997.44/157,311.60 = 63,007.56/x
  3. Step 3: Cross multiply
    113,997.44x = 157,311.60 × 63,007.56
  4. Step 4: Simplify right side
    113,997.44x = 9,911,820,075.70
  5. Step 5: Solve for x
    x = 9,911,820,075.70/113,997.44
  6. Step 6: Final answer
    x = 86,947.74

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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.