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Finding the Fourth Proportional to 114,253.13, 157,670.96 and 65,828.35

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Solution

The fourth proportional to 114,253.13, 157,670.96 and 65,828.35 is: 90,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,253.13 : 157,670.96 = 65,828.35 : x
  2. Step 2: Convert to fraction form
    114,253.13/157,670.96 = 65,828.35/x
  3. Step 3: Cross multiply
    114,253.13x = 157,670.96 × 65,828.35
  4. Step 4: Simplify right side
    114,253.13x = 10,379,218,120.76
  5. Step 5: Solve for x
    x = 10,379,218,120.76/114,253.13
  6. Step 6: Final answer
    x = 90,844.06

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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.