Home / 114,505.44-158,011.95-63,520.20

Finding the Fourth Proportional to 114,505.44, 158,011.95 and 63,520.20

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Solution

The fourth proportional to 114,505.44, 158,011.95 and 63,520.20 is: 87,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,505.44 : 158,011.95 = 63,520.20 : x
  2. Step 2: Convert to fraction form
    114,505.44/158,011.95 = 63,520.20/x
  3. Step 3: Cross multiply
    114,505.44x = 158,011.95 × 63,520.20
  4. Step 4: Simplify right side
    114,505.44x = 10,036,950,666.39
  5. Step 5: Solve for x
    x = 10,036,950,666.39/114,505.44
  6. Step 6: Final answer
    x = 87,654.79

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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.