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Finding the Fourth Proportional to 114,125.88, 157,492.80 and 63,824.88

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Solution

The fourth proportional to 114,125.88, 157,492.80 and 63,824.88 is: 88,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,125.88 : 157,492.80 = 63,824.88 : x
  2. Step 2: Convert to fraction form
    114,125.88/157,492.80 = 63,824.88/x
  3. Step 3: Cross multiply
    114,125.88x = 157,492.80 × 63,824.88
  4. Step 4: Simplify right side
    114,125.88x = 10,051,959,060.86
  5. Step 5: Solve for x
    x = 10,051,959,060.86/114,125.88
  6. Step 6: Final answer
    x = 88,077.82

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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.