Home / 190,593.48-262,846.89-118,980.12

Finding the Fourth Proportional to 190,593.48, 262,846.89 and 118,980.12

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Solution

The fourth proportional to 190,593.48, 262,846.89 and 118,980.12 is: 164,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,593.48 : 262,846.89 = 118,980.12 : x
  2. Step 2: Convert to fraction form
    190,593.48/262,846.89 = 118,980.12/x
  3. Step 3: Cross multiply
    190,593.48x = 262,846.89 × 118,980.12
  4. Step 4: Simplify right side
    190,593.48x = 31,273,554,513.83
  5. Step 5: Solve for x
    x = 31,273,554,513.83/190,593.48
  6. Step 6: Final answer
    x = 164,085.12

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1.5x scale

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.