Home / 151,051.07-208,446.32-83,068.04

Finding the Fourth Proportional to 151,051.07, 208,446.32 and 83,068.04

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Solution

The fourth proportional to 151,051.07, 208,446.32 and 83,068.04 is: 114,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,051.07 : 208,446.32 = 83,068.04 : x
  2. Step 2: Convert to fraction form
    151,051.07/208,446.32 = 83,068.04/x
  3. Step 3: Cross multiply
    151,051.07x = 208,446.32 × 83,068.04
  4. Step 4: Simplify right side
    151,051.07x = 17,315,226,832.27
  5. Step 5: Solve for x
    x = 17,315,226,832.27/151,051.07
  6. Step 6: Final answer
    x = 114,631.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.