Home / 144,240.04-199,050.12-79,713.60

Finding the Fourth Proportional to 144,240.04, 199,050.12 and 79,713.60

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Solution

The fourth proportional to 144,240.04, 199,050.12 and 79,713.60 is: 110,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,240.04 : 199,050.12 = 79,713.60 : x
  2. Step 2: Convert to fraction form
    144,240.04/199,050.12 = 79,713.60/x
  3. Step 3: Cross multiply
    144,240.04x = 199,050.12 × 79,713.60
  4. Step 4: Simplify right side
    144,240.04x = 15,867,001,645.63
  5. Step 5: Solve for x
    x = 15,867,001,645.63/144,240.04
  6. Step 6: Final answer
    x = 110,004.14

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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.