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Finding the Fourth Proportional to 114,068.80, 157,412.12 and 63,084.38

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Solution

The fourth proportional to 114,068.80, 157,412.12 and 63,084.38 is: 87,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,068.80 : 157,412.12 = 63,084.38 : x
  2. Step 2: Convert to fraction form
    114,068.80/157,412.12 = 63,084.38/x
  3. Step 3: Cross multiply
    114,068.80x = 157,412.12 × 63,084.38
  4. Step 4: Simplify right side
    114,068.80x = 9,930,245,994.69
  5. Step 5: Solve for x
    x = 9,930,245,994.69/114,068.80
  6. Step 6: Final answer
    x = 87,054.88

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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.