Home / 358,423.20-537,478.56-109,046.88

Finding the Fourth Proportional to 358,423.20, 537,478.56 and 109,046.88

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Solution

The fourth proportional to 358,423.20, 537,478.56 and 109,046.88 is: 163,522.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,423.20 : 537,478.56 = 109,046.88 : x
  2. Step 2: Convert to fraction form
    358,423.20/537,478.56 = 109,046.88/x
  3. Step 3: Cross multiply
    358,423.20x = 537,478.56 × 109,046.88
  4. Step 4: Simplify right side
    358,423.20x = 58,610,360,034.89
  5. Step 5: Solve for x
    x = 58,610,360,034.89/358,423.20
  6. Step 6: Final answer
    x = 163,522.79

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1.5x scale

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.