Home / 114,637.44-158,198.88-64,336.80

Finding the Fourth Proportional to 114,637.44, 158,198.88 and 64,336.80

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Solution

The fourth proportional to 114,637.44, 158,198.88 and 64,336.80 is: 88,784.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,637.44 : 158,198.88 = 64,336.80 : x
  2. Step 2: Convert to fraction form
    114,637.44/158,198.88 = 64,336.80/x
  3. Step 3: Cross multiply
    114,637.44x = 158,198.88 × 64,336.80
  4. Step 4: Simplify right side
    114,637.44x = 10,178,009,702.78
  5. Step 5: Solve for x
    x = 10,178,009,702.78/114,637.44
  6. Step 6: Final answer
    x = 88,784.34

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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.