Home / 56,518.04-77,989.56-33,856.64

Finding the Fourth Proportional to 56,518.04, 77,989.56 and 33,856.64

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Solution

The fourth proportional to 56,518.04, 77,989.56 and 33,856.64 is: 46,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,518.04 : 77,989.56 = 33,856.64 : x
  2. Step 2: Convert to fraction form
    56,518.04/77,989.56 = 33,856.64/x
  3. Step 3: Cross multiply
    56,518.04x = 77,989.56 × 33,856.64
  4. Step 4: Simplify right side
    56,518.04x = 2,640,464,456.68
  5. Step 5: Solve for x
    x = 2,640,464,456.68/56,518.04
  6. Step 6: Final answer
    x = 46,718.97

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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.