Home / 358,547.28-537,825.24-109,231.44

Finding the Fourth Proportional to 358,547.28, 537,825.24 and 109,231.44

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Solution

The fourth proportional to 358,547.28, 537,825.24 and 109,231.44 is: 163,848.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,547.28 : 537,825.24 = 109,231.44 : x
  2. Step 2: Convert to fraction form
    358,547.28/537,825.24 = 109,231.44/x
  3. Step 3: Cross multiply
    358,547.28x = 537,825.24 × 109,231.44
  4. Step 4: Simplify right side
    358,547.28x = 58,747,425,433.55
  5. Step 5: Solve for x
    x = 58,747,425,433.55/358,547.28
  6. Step 6: Final answer
    x = 163,848.48

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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.