Home / 127,623.52-176,120.44-71,033.68

Finding the Fourth Proportional to 127,623.52, 176,120.44 and 71,033.68

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Solution

The fourth proportional to 127,623.52, 176,120.44 and 71,033.68 is: 98,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,623.52 : 176,120.44 = 71,033.68 : x
  2. Step 2: Convert to fraction form
    127,623.52/176,120.44 = 71,033.68/x
  3. Step 3: Cross multiply
    127,623.52x = 176,120.44 × 71,033.68
  4. Step 4: Simplify right side
    127,623.52x = 12,510,482,976.42
  5. Step 5: Solve for x
    x = 12,510,482,976.42/127,623.52
  6. Step 6: Final answer
    x = 98,026.47

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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.