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Finding the Fourth Proportional to 171,482.88, 236,767.68 and 111,083.52

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Solution

The fourth proportional to 171,482.88, 236,767.68 and 111,083.52 is: 153,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,482.88 : 236,767.68 = 111,083.52 : x
  2. Step 2: Convert to fraction form
    171,482.88/236,767.68 = 111,083.52/x
  3. Step 3: Cross multiply
    171,482.88x = 236,767.68 × 111,083.52
  4. Step 4: Simplify right side
    171,482.88x = 26,300,987,316.63
  5. Step 5: Solve for x
    x = 26,300,987,316.63/171,482.88
  6. Step 6: Final answer
    x = 153,373.84

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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.