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Finding the Fourth Proportional to 114,219.84, 157,672.80 and 85,932.48

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Solution

The fourth proportional to 114,219.84, 157,672.80 and 85,932.48 is: 118,624.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,219.84 : 157,672.80 = 85,932.48 : x
  2. Step 2: Convert to fraction form
    114,219.84/157,672.80 = 85,932.48/x
  3. Step 3: Cross multiply
    114,219.84x = 157,672.80 × 85,932.48
  4. Step 4: Simplify right side
    114,219.84x = 13,549,214,732.54
  5. Step 5: Solve for x
    x = 13,549,214,732.54/114,219.84
  6. Step 6: Final answer
    x = 118,624.00

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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.