Home / 127,200.24-190,864.08-60,623.64

Finding the Fourth Proportional to 127,200.24, 190,864.08 and 60,623.64

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Solution

The fourth proportional to 127,200.24, 190,864.08 and 60,623.64 is: 90,965.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,200.24 : 190,864.08 = 60,623.64 : x
  2. Step 2: Convert to fraction form
    127,200.24/190,864.08 = 60,623.64/x
  3. Step 3: Cross multiply
    127,200.24x = 190,864.08 × 60,623.64
  4. Step 4: Simplify right side
    127,200.24x = 11,570,875,274.85
  5. Step 5: Solve for x
    x = 11,570,875,274.85/127,200.24
  6. Step 6: Final answer
    x = 90,965.83

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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.