Home / 127,298.88-190,657.61-60,785.83

Finding the Fourth Proportional to 127,298.88, 190,657.61 and 60,785.83

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Solution

The fourth proportional to 127,298.88, 190,657.61 and 60,785.83 is: 91,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,298.88 : 190,657.61 = 60,785.83 : x
  2. Step 2: Convert to fraction form
    127,298.88/190,657.61 = 60,785.83/x
  3. Step 3: Cross multiply
    127,298.88x = 190,657.61 × 60,785.83
  4. Step 4: Simplify right side
    127,298.88x = 11,589,281,069.67
  5. Step 5: Solve for x
    x = 11,589,281,069.67/127,298.88
  6. Step 6: Final answer
    x = 91,039.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.