Home / 119,678.53-179,518.38-35,440.28

Finding the Fourth Proportional to 119,678.53, 179,518.38 and 35,440.28

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Solution

The fourth proportional to 119,678.53, 179,518.38 and 35,440.28 is: 53,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,678.53 : 179,518.38 = 35,440.28 : x
  2. Step 2: Convert to fraction form
    119,678.53/179,518.38 = 35,440.28/x
  3. Step 3: Cross multiply
    119,678.53x = 179,518.38 × 35,440.28
  4. Step 4: Simplify right side
    119,678.53x = 6,362,182,304.84
  5. Step 5: Solve for x
    x = 6,362,182,304.84/119,678.53
  6. Step 6: Final answer
    x = 53,160.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.