Home / 58,305.93-80,267.61-55,627.86

Finding the Fourth Proportional to 58,305.93, 80,267.61 and 55,627.86

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Solution

The fourth proportional to 58,305.93, 80,267.61 and 55,627.86 is: 76,580.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,305.93 : 80,267.61 = 55,627.86 : x
  2. Step 2: Convert to fraction form
    58,305.93/80,267.61 = 55,627.86/x
  3. Step 3: Cross multiply
    58,305.93x = 80,267.61 × 55,627.86
  4. Step 4: Simplify right side
    58,305.93x = 4,465,115,371.61
  5. Step 5: Solve for x
    x = 4,465,115,371.61/58,305.93
  6. Step 6: Final answer
    x = 76,580.81

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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.