Home / 119,253.87-178,889.09-40,341.42

Finding the Fourth Proportional to 119,253.87, 178,889.09 and 40,341.42

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Solution

The fourth proportional to 119,253.87, 178,889.09 and 40,341.42 is: 60,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,253.87 : 178,889.09 = 40,341.42 : x
  2. Step 2: Convert to fraction form
    119,253.87/178,889.09 = 40,341.42/x
  3. Step 3: Cross multiply
    119,253.87x = 178,889.09 × 40,341.42
  4. Step 4: Simplify right side
    119,253.87x = 7,216,639,711.40
  5. Step 5: Solve for x
    x = 7,216,639,711.40/119,253.87
  6. Step 6: Final answer
    x = 60,514.93

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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.