Home / 54,762.92-75,572.74-30,889.52

Finding the Fourth Proportional to 54,762.92, 75,572.74 and 30,889.52

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Solution

The fourth proportional to 54,762.92, 75,572.74 and 30,889.52 is: 42,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,762.92 : 75,572.74 = 30,889.52 : x
  2. Step 2: Convert to fraction form
    54,762.92/75,572.74 = 30,889.52/x
  3. Step 3: Cross multiply
    54,762.92x = 75,572.74 × 30,889.52
  4. Step 4: Simplify right side
    54,762.92x = 2,334,405,663.68
  5. Step 5: Solve for x
    x = 2,334,405,663.68/54,762.92
  6. Step 6: Final answer
    x = 42,627.49

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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.