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Finding the Fourth Proportional to 114,003.48, 157,324.32 and 63,702.48

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Solution

The fourth proportional to 114,003.48, 157,324.32 and 63,702.48 is: 87,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,003.48 : 157,324.32 = 63,702.48 : x
  2. Step 2: Convert to fraction form
    114,003.48/157,324.32 = 63,702.48/x
  3. Step 3: Cross multiply
    114,003.48x = 157,324.32 × 63,702.48
  4. Step 4: Simplify right side
    114,003.48x = 10,021,949,348.31
  5. Step 5: Solve for x
    x = 10,021,949,348.31/114,003.48
  6. Step 6: Final answer
    x = 87,909.15

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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.