Home / 85,764.44-118,412.76-53,548.16

Finding the Fourth Proportional to 85,764.44, 118,412.76 and 53,548.16

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Solution

The fourth proportional to 85,764.44, 118,412.76 and 53,548.16 is: 73,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,764.44 : 118,412.76 = 53,548.16 : x
  2. Step 2: Convert to fraction form
    85,764.44/118,412.76 = 53,548.16/x
  3. Step 3: Cross multiply
    85,764.44x = 118,412.76 × 53,548.16
  4. Step 4: Simplify right side
    85,764.44x = 6,340,785,418.52
  5. Step 5: Solve for x
    x = 6,340,785,418.52/85,764.44
  6. Step 6: Final answer
    x = 73,932.57

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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.