Home / 55,345.36-76,404.84-37,534.48

Finding the Fourth Proportional to 55,345.36, 76,404.84 and 37,534.48

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Solution

The fourth proportional to 55,345.36, 76,404.84 and 37,534.48 is: 51,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,345.36 : 76,404.84 = 37,534.48 : x
  2. Step 2: Convert to fraction form
    55,345.36/76,404.84 = 37,534.48/x
  3. Step 3: Cross multiply
    55,345.36x = 76,404.84 × 37,534.48
  4. Step 4: Simplify right side
    55,345.36x = 2,867,815,938.88
  5. Step 5: Solve for x
    x = 2,867,815,938.88/55,345.36
  6. Step 6: Final answer
    x = 51,816.74

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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.