Home / 127,297.08-190,896.30-43,034.76

Finding the Fourth Proportional to 127,297.08, 190,896.30 and 43,034.76

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Solution

The fourth proportional to 127,297.08, 190,896.30 and 43,034.76 is: 64,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,297.08 : 190,896.30 = 43,034.76 : x
  2. Step 2: Convert to fraction form
    127,297.08/190,896.30 = 43,034.76/x
  3. Step 3: Cross multiply
    127,297.08x = 190,896.30 × 43,034.76
  4. Step 4: Simplify right side
    127,297.08x = 8,215,176,455.39
  5. Step 5: Solve for x
    x = 8,215,176,455.39/127,297.08
  6. Step 6: Final answer
    x = 64,535.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.