Home / 55,062.90-75,944.52-37,129.50

Finding the Fourth Proportional to 55,062.90, 75,944.52 and 37,129.50

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Solution

The fourth proportional to 55,062.90, 75,944.52 and 37,129.50 is: 51,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,062.90 : 75,944.52 = 37,129.50 : x
  2. Step 2: Convert to fraction form
    55,062.90/75,944.52 = 37,129.50/x
  3. Step 3: Cross multiply
    55,062.90x = 75,944.52 × 37,129.50
  4. Step 4: Simplify right side
    55,062.90x = 2,819,782,055.34
  5. Step 5: Solve for x
    x = 2,819,782,055.34/55,062.90
  6. Step 6: Final answer
    x = 51,210.20

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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.