Home / 177,692.36-245,056.66-147,429.74

Finding the Fourth Proportional to 177,692.36, 245,056.66 and 147,429.74

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Solution

The fourth proportional to 177,692.36, 245,056.66 and 147,429.74 is: 203,321.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,692.36 : 245,056.66 = 147,429.74 : x
  2. Step 2: Convert to fraction form
    177,692.36/245,056.66 = 147,429.74/x
  3. Step 3: Cross multiply
    177,692.36x = 245,056.66 × 147,429.74
  4. Step 4: Simplify right side
    177,692.36x = 36,128,639,913.14
  5. Step 5: Solve for x
    x = 36,128,639,913.14/177,692.36
  6. Step 6: Final answer
    x = 203,321.30

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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.