Home / 190,275.36-262,634.04-114,828.72

Finding the Fourth Proportional to 190,275.36, 262,634.04 and 114,828.72

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Solution

The fourth proportional to 190,275.36, 262,634.04 and 114,828.72 is: 158,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,275.36 : 262,634.04 = 114,828.72 : x
  2. Step 2: Convert to fraction form
    190,275.36/262,634.04 = 114,828.72/x
  3. Step 3: Cross multiply
    190,275.36x = 262,634.04 × 114,828.72
  4. Step 4: Simplify right side
    190,275.36x = 30,157,930,641.63
  5. Step 5: Solve for x
    x = 30,157,930,641.63/190,275.36
  6. Step 6: Final answer
    x = 158,496.25

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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.