Home / 92,802.08-128,066.86-50,360.61

Finding the Fourth Proportional to 92,802.08, 128,066.86 and 50,360.61

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Solution

The fourth proportional to 92,802.08, 128,066.86 and 50,360.61 is: 69,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,802.08 : 128,066.86 = 50,360.61 : x
  2. Step 2: Convert to fraction form
    92,802.08/128,066.86 = 50,360.61/x
  3. Step 3: Cross multiply
    92,802.08x = 128,066.86 × 50,360.61
  4. Step 4: Simplify right side
    92,802.08x = 6,449,524,550.05
  5. Step 5: Solve for x
    x = 6,449,524,550.05/92,802.08
  6. Step 6: Final answer
    x = 69,497.63

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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.