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Finding the Fourth Proportional to 164,352.56, 245,339.92 and 144,423.56

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Solution

The fourth proportional to 164,352.56, 245,339.92 and 144,423.56 is: 215,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,352.56 : 245,339.92 = 144,423.56 : x
  2. Step 2: Convert to fraction form
    164,352.56/245,339.92 = 144,423.56/x
  3. Step 3: Cross multiply
    164,352.56x = 245,339.92 × 144,423.56
  4. Step 4: Simplify right side
    164,352.56x = 35,432,864,656.52
  5. Step 5: Solve for x
    x = 35,432,864,656.52/164,352.56
  6. Step 6: Final answer
    x = 215,590.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.