Home / 268,071.59-369,927.69-145,559.18

Finding the Fourth Proportional to 268,071.59, 369,927.69 and 145,559.18

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Solution

The fourth proportional to 268,071.59, 369,927.69 and 145,559.18 is: 200,865.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,071.59 : 369,927.69 = 145,559.18 : x
  2. Step 2: Convert to fraction form
    268,071.59/369,927.69 = 145,559.18/x
  3. Step 3: Cross multiply
    268,071.59x = 369,927.69 × 145,559.18
  4. Step 4: Simplify right side
    268,071.59x = 53,846,369,366.06
  5. Step 5: Solve for x
    x = 53,846,369,366.06/268,071.59
  6. Step 6: Final answer
    x = 200,865.64

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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.