Home / 55,920.86-77,145.35-33,246.99

Finding the Fourth Proportional to 55,920.86, 77,145.35 and 33,246.99

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Solution

The fourth proportional to 55,920.86, 77,145.35 and 33,246.99 is: 45,865.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920.86 : 77,145.35 = 33,246.99 : x
  2. Step 2: Convert to fraction form
    55,920.86/77,145.35 = 33,246.99/x
  3. Step 3: Cross multiply
    55,920.86x = 77,145.35 × 33,246.99
  4. Step 4: Simplify right side
    55,920.86x = 2,564,850,680.00
  5. Step 5: Solve for x
    x = 2,564,850,680.00/55,920.86
  6. Step 6: Final answer
    x = 45,865.72

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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.