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Finding the Fourth Proportional to 152,203.80, 210,016.71 and 95,575.08

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Solution

The fourth proportional to 152,203.80, 210,016.71 and 95,575.08 is: 131,878.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,203.80 : 210,016.71 = 95,575.08 : x
  2. Step 2: Convert to fraction form
    152,203.80/210,016.71 = 95,575.08/x
  3. Step 3: Cross multiply
    152,203.80x = 210,016.71 × 95,575.08
  4. Step 4: Simplify right side
    152,203.80x = 20,072,363,859.59
  5. Step 5: Solve for x
    x = 20,072,363,859.59/152,203.80
  6. Step 6: Final answer
    x = 131,878.20

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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.