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Finding the Fourth Proportional to 114,018.80, 170,193.18 and 100,552.01

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Solution

The fourth proportional to 114,018.80, 170,193.18 and 100,552.01 is: 150,091.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,018.80 : 170,193.18 = 100,552.01 : x
  2. Step 2: Convert to fraction form
    114,018.80/170,193.18 = 100,552.01/x
  3. Step 3: Cross multiply
    114,018.80x = 170,193.18 × 100,552.01
  4. Step 4: Simplify right side
    114,018.80x = 17,113,265,486.33
  5. Step 5: Solve for x
    x = 17,113,265,486.33/114,018.80
  6. Step 6: Final answer
    x = 150,091.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.