Home / 358,621.43-537,528.46-156,387.72

Finding the Fourth Proportional to 358,621.43, 537,528.46 and 156,387.72

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Solution

The fourth proportional to 358,621.43, 537,528.46 and 156,387.72 is: 234,405.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,621.43 : 537,528.46 = 156,387.72 : x
  2. Step 2: Convert to fraction form
    358,621.43/537,528.46 = 156,387.72/x
  3. Step 3: Cross multiply
    358,621.43x = 537,528.46 × 156,387.72
  4. Step 4: Simplify right side
    358,621.43x = 84,062,850,294.51
  5. Step 5: Solve for x
    x = 84,062,850,294.51/358,621.43
  6. Step 6: Final answer
    x = 234,405.54

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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.