Home / 144,348.19-216,612.50-69,476.24

Finding the Fourth Proportional to 144,348.19, 216,612.50 and 69,476.24

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Solution

The fourth proportional to 144,348.19, 216,612.50 and 69,476.24 is: 104,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,348.19 : 216,612.50 = 69,476.24 : x
  2. Step 2: Convert to fraction form
    144,348.19/216,612.50 = 69,476.24/x
  3. Step 3: Cross multiply
    144,348.19x = 216,612.50 × 69,476.24
  4. Step 4: Simplify right side
    144,348.19x = 15,049,422,231.15
  5. Step 5: Solve for x
    x = 15,049,422,231.15/144,348.19
  6. Step 6: Final answer
    x = 104,257.78

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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.