Home / 220,339.37-304,161.35-148,816.27

Finding the Fourth Proportional to 220,339.37, 304,161.35 and 148,816.27

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Solution

The fourth proportional to 220,339.37, 304,161.35 and 148,816.27 is: 205,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,339.37 : 304,161.35 = 148,816.27 : x
  2. Step 2: Convert to fraction form
    220,339.37/304,161.35 = 148,816.27/x
  3. Step 3: Cross multiply
    220,339.37x = 304,161.35 × 148,816.27
  4. Step 4: Simplify right side
    220,339.37x = 45,264,157,585.16
  5. Step 5: Solve for x
    x = 45,264,157,585.16/220,339.37
  6. Step 6: Final answer
    x = 205,429.28

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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.