Home / 190,048.02-262,051.65-142,147.86

Finding the Fourth Proportional to 190,048.02, 262,051.65 and 142,147.86

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Solution

The fourth proportional to 190,048.02, 262,051.65 and 142,147.86 is: 196,003.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,048.02 : 262,051.65 = 142,147.86 : x
  2. Step 2: Convert to fraction form
    190,048.02/262,051.65 = 142,147.86/x
  3. Step 3: Cross multiply
    190,048.02x = 262,051.65 × 142,147.86
  4. Step 4: Simplify right side
    190,048.02x = 37,250,081,256.97
  5. Step 5: Solve for x
    x = 37,250,081,256.97/190,048.02
  6. Step 6: Final answer
    x = 196,003.52

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Why These Related Problems?

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