Home / 127,714.52-176,245.97-74,030.64

Finding the Fourth Proportional to 127,714.52, 176,245.97 and 74,030.64

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Solution

The fourth proportional to 127,714.52, 176,245.97 and 74,030.64 is: 102,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,714.52 : 176,245.97 = 74,030.64 : x
  2. Step 2: Convert to fraction form
    127,714.52/176,245.97 = 74,030.64/x
  3. Step 3: Cross multiply
    127,714.52x = 176,245.97 × 74,030.64
  4. Step 4: Simplify right side
    127,714.52x = 13,047,601,586.37
  5. Step 5: Solve for x
    x = 13,047,601,586.37/127,714.52
  6. Step 6: Final answer
    x = 102,162.25

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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.