Home / 236,237.80-354,392.40-76,260.28

Finding the Fourth Proportional to 236,237.80, 354,392.40 and 76,260.28

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Solution

The fourth proportional to 236,237.80, 354,392.40 and 76,260.28 is: 114,401.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,237.80 : 354,392.40 = 76,260.28 : x
  2. Step 2: Convert to fraction form
    236,237.80/354,392.40 = 76,260.28/x
  3. Step 3: Cross multiply
    236,237.80x = 354,392.40 × 76,260.28
  4. Step 4: Simplify right side
    236,237.80x = 27,026,063,653.87
  5. Step 5: Solve for x
    x = 27,026,063,653.87/236,237.80
  6. Step 6: Final answer
    x = 114,401.94

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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.