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Finding the Fourth Proportional to 114,853.14, 172,279.71 and 35,967.78

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Solution

The fourth proportional to 114,853.14, 172,279.71 and 35,967.78 is: 53,951.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,853.14 : 172,279.71 = 35,967.78 : x
  2. Step 2: Convert to fraction form
    114,853.14/172,279.71 = 35,967.78/x
  3. Step 3: Cross multiply
    114,853.14x = 172,279.71 × 35,967.78
  4. Step 4: Simplify right side
    114,853.14x = 6,196,518,707.74
  5. Step 5: Solve for x
    x = 6,196,518,707.74/114,853.14
  6. Step 6: Final answer
    x = 53,951.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.