Home / 358,368.24-537,630.10-109,043.76

Finding the Fourth Proportional to 358,368.24, 537,630.10 and 109,043.76

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Solution

The fourth proportional to 358,368.24, 537,630.10 and 109,043.76 is: 163,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,368.24 : 537,630.10 = 109,043.76 : x
  2. Step 2: Convert to fraction form
    358,368.24/537,630.10 = 109,043.76/x
  3. Step 3: Cross multiply
    358,368.24x = 537,630.10 × 109,043.76
  4. Step 4: Simplify right side
    358,368.24x = 58,625,207,593.18
  5. Step 5: Solve for x
    x = 58,625,207,593.18/358,368.24
  6. Step 6: Final answer
    x = 163,589.29

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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.