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Finding the Fourth Proportional to 144,608.16, 199,479.48 and 101,653.68

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Solution

The fourth proportional to 144,608.16, 199,479.48 and 101,653.68 is: 140,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,608.16 : 199,479.48 = 101,653.68 : x
  2. Step 2: Convert to fraction form
    144,608.16/199,479.48 = 101,653.68/x
  3. Step 3: Cross multiply
    144,608.16x = 199,479.48 × 101,653.68
  4. Step 4: Simplify right side
    144,608.16x = 20,277,823,226.49
  5. Step 5: Solve for x
    x = 20,277,823,226.49/144,608.16
  6. Step 6: Final answer
    x = 140,226.00

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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.