Home / 236,490.40-354,954.30-118,246.60

Finding the Fourth Proportional to 236,490.40, 354,954.30 and 118,246.60

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Solution

The fourth proportional to 236,490.40, 354,954.30 and 118,246.60 is: 177,479.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,490.40 : 354,954.30 = 118,246.60 : x
  2. Step 2: Convert to fraction form
    236,490.40/354,954.30 = 118,246.60/x
  3. Step 3: Cross multiply
    236,490.40x = 354,954.30 × 118,246.60
  4. Step 4: Simplify right side
    236,490.40x = 41,972,139,130.38
  5. Step 5: Solve for x
    x = 41,972,139,130.38/236,490.40
  6. Step 6: Final answer
    x = 177,479.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.