Home / 142,515.10-213,784.89-37,334.08

Finding the Fourth Proportional to 142,515.10, 213,784.89 and 37,334.08

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Solution

The fourth proportional to 142,515.10, 213,784.89 and 37,334.08 is: 56,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,515.10 : 213,784.89 = 37,334.08 : x
  2. Step 2: Convert to fraction form
    142,515.10/213,784.89 = 37,334.08/x
  3. Step 3: Cross multiply
    142,515.10x = 213,784.89 × 37,334.08
  4. Step 4: Simplify right side
    142,515.10x = 7,981,462,186.05
  5. Step 5: Solve for x
    x = 7,981,462,186.05/142,515.10
  6. Step 6: Final answer
    x = 56,004.33

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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.