Home / 104,979.14-144,782.08-88,706.07

Finding the Fourth Proportional to 104,979.14, 144,782.08 and 88,706.07

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Solution

The fourth proportional to 104,979.14, 144,782.08 and 88,706.07 is: 122,339.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,979.14 : 144,782.08 = 88,706.07 : x
  2. Step 2: Convert to fraction form
    104,979.14/144,782.08 = 88,706.07/x
  3. Step 3: Cross multiply
    104,979.14x = 144,782.08 × 88,706.07
  4. Step 4: Simplify right side
    104,979.14x = 12,843,049,600.43
  5. Step 5: Solve for x
    x = 12,843,049,600.43/104,979.14
  6. Step 6: Final answer
    x = 122,339.06

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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.