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Finding the Fourth Proportional to 114,393.12, 157,862.40 and 64,092.48

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Solution

The fourth proportional to 114,393.12, 157,862.40 and 64,092.48 is: 88,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,393.12 : 157,862.40 = 64,092.48 : x
  2. Step 2: Convert to fraction form
    114,393.12/157,862.40 = 64,092.48/x
  3. Step 3: Cross multiply
    114,393.12x = 157,862.40 × 64,092.48
  4. Step 4: Simplify right side
    114,393.12x = 10,117,792,714.75
  5. Step 5: Solve for x
    x = 10,117,792,714.75/114,393.12
  6. Step 6: Final answer
    x = 88,447.56

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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.