Home / 45,913.16-68,898.84-19,618.08

Finding the Fourth Proportional to 45,913.16, 68,898.84 and 19,618.08

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Solution

The fourth proportional to 45,913.16, 68,898.84 and 19,618.08 is: 29,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,913.16 : 68,898.84 = 19,618.08 : x
  2. Step 2: Convert to fraction form
    45,913.16/68,898.84 = 19,618.08/x
  3. Step 3: Cross multiply
    45,913.16x = 68,898.84 × 19,618.08
  4. Step 4: Simplify right side
    45,913.16x = 1,351,662,955.03
  5. Step 5: Solve for x
    x = 1,351,662,955.03/45,913.16
  6. Step 6: Final answer
    x = 29,439.55

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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.