Home / 55,321.04-76,365-37,407.44

Finding the Fourth Proportional to 55,321.04, 76,365 and 37,407.44

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Solution

The fourth proportional to 55,321.04, 76,365 and 37,407.44 is: 51,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,321.04 : 76,365 = 37,407.44 : x
  2. Step 2: Convert to fraction form
    55,321.04/76,365 = 37,407.44/x
  3. Step 3: Cross multiply
    55,321.04x = 76,365 × 37,407.44
  4. Step 4: Simplify right side
    55,321.04x = 2,856,619,155.60
  5. Step 5: Solve for x
    x = 2,856,619,155.60/55,321.04
  6. Step 6: Final answer
    x = 51,637.12

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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.