Home / 119,416.14-179,140.68-40,509.18

Finding the Fourth Proportional to 119,416.14, 179,140.68 and 40,509.18

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Solution

The fourth proportional to 119,416.14, 179,140.68 and 40,509.18 is: 60,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,416.14 : 179,140.68 = 40,509.18 : x
  2. Step 2: Convert to fraction form
    119,416.14/179,140.68 = 40,509.18/x
  3. Step 3: Cross multiply
    119,416.14x = 179,140.68 × 40,509.18
  4. Step 4: Simplify right side
    119,416.14x = 7,256,842,051.44
  5. Step 5: Solve for x
    x = 7,256,842,051.44/119,416.14
  6. Step 6: Final answer
    x = 60,769.36

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1.5x scale

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.