Home / 268,304.21-370,258.60-153,582.22

Finding the Fourth Proportional to 268,304.21, 370,258.60 and 153,582.22

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Solution

The fourth proportional to 268,304.21, 370,258.60 and 153,582.22 is: 211,942.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,304.21 : 370,258.60 = 153,582.22 : x
  2. Step 2: Convert to fraction form
    268,304.21/370,258.60 = 153,582.22/x
  3. Step 3: Cross multiply
    268,304.21x = 370,258.60 × 153,582.22
  4. Step 4: Simplify right side
    268,304.21x = 56,865,137,762.09
  5. Step 5: Solve for x
    x = 56,865,137,762.09/268,304.21
  6. Step 6: Final answer
    x = 211,942.77

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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.