Home / 268,516.60-370,460.62-166,505.40

Finding the Fourth Proportional to 268,516.60, 370,460.62 and 166,505.40

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Solution

The fourth proportional to 268,516.60, 370,460.62 and 166,505.40 is: 229,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,516.60 : 370,460.62 = 166,505.40 : x
  2. Step 2: Convert to fraction form
    268,516.60/370,460.62 = 166,505.40/x
  3. Step 3: Cross multiply
    268,516.60x = 370,460.62 × 166,505.40
  4. Step 4: Simplify right side
    268,516.60x = 61,683,693,717.35
  5. Step 5: Solve for x
    x = 61,683,693,717.35/268,516.60
  6. Step 6: Final answer
    x = 229,720.22

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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.