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Finding the Fourth Proportional to 114,235.32, 157,716.20 and 73,416

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Solution

The fourth proportional to 114,235.32, 157,716.20 and 73,416 is: 101,360.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,235.32 : 157,716.20 = 73,416 : x
  2. Step 2: Convert to fraction form
    114,235.32/157,716.20 = 73,416/x
  3. Step 3: Cross multiply
    114,235.32x = 157,716.20 × 73,416
  4. Step 4: Simplify right side
    114,235.32x = 11,578,892,539.20
  5. Step 5: Solve for x
    x = 11,578,892,539.20/114,235.32
  6. Step 6: Final answer
    x = 101,360.00

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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.