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Finding the Fourth Proportional to 114,311.58, 157,748.26 and 63,324.15

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Solution

The fourth proportional to 114,311.58, 157,748.26 and 63,324.15 is: 87,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,311.58 : 157,748.26 = 63,324.15 : x
  2. Step 2: Convert to fraction form
    114,311.58/157,748.26 = 63,324.15/x
  3. Step 3: Cross multiply
    114,311.58x = 157,748.26 × 63,324.15
  4. Step 4: Simplify right side
    114,311.58x = 9,989,274,478.48
  5. Step 5: Solve for x
    x = 9,989,274,478.48/114,311.58
  6. Step 6: Final answer
    x = 87,386.37

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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.