Home / 238,276.79-328,544.16-177,742.35

Finding the Fourth Proportional to 238,276.79, 328,544.16 and 177,742.35

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Solution

The fourth proportional to 238,276.79, 328,544.16 and 177,742.35 is: 245,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,276.79 : 328,544.16 = 177,742.35 : x
  2. Step 2: Convert to fraction form
    238,276.79/328,544.16 = 177,742.35/x
  3. Step 3: Cross multiply
    238,276.79x = 328,544.16 × 177,742.35
  4. Step 4: Simplify right side
    238,276.79x = 58,396,211,077.18
  5. Step 5: Solve for x
    x = 58,396,211,077.18/238,276.79
  6. Step 6: Final answer
    x = 245,077.22

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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.