Home / 205,948.32-308,710.88-117,011.84

Finding the Fourth Proportional to 205,948.32, 308,710.88 and 117,011.84

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Solution

The fourth proportional to 205,948.32, 308,710.88 and 117,011.84 is: 175,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,948.32 : 308,710.88 = 117,011.84 : x
  2. Step 2: Convert to fraction form
    205,948.32/308,710.88 = 117,011.84/x
  3. Step 3: Cross multiply
    205,948.32x = 308,710.88 × 117,011.84
  4. Step 4: Simplify right side
    205,948.32x = 36,122,828,096.82
  5. Step 5: Solve for x
    x = 36,122,828,096.82/205,948.32
  6. Step 6: Final answer
    x = 175,397.54

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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.