Home / 252,136.60-348,007.80-156,715.36

Finding the Fourth Proportional to 252,136.60, 348,007.80 and 156,715.36

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Solution

The fourth proportional to 252,136.60, 348,007.80 and 156,715.36 is: 216,304.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,136.60 : 348,007.80 = 156,715.36 : x
  2. Step 2: Convert to fraction form
    252,136.60/348,007.80 = 156,715.36/x
  3. Step 3: Cross multiply
    252,136.60x = 348,007.80 × 156,715.36
  4. Step 4: Simplify right side
    252,136.60x = 54,538,167,659.81
  5. Step 5: Solve for x
    x = 54,538,167,659.81/252,136.60
  6. Step 6: Final answer
    x = 216,304.05

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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.