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Finding the Fourth Proportional to 163,674.90, 245,512.35 and 93,561.30

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Solution

The fourth proportional to 163,674.90, 245,512.35 and 93,561.30 is: 140,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,674.90 : 245,512.35 = 93,561.30 : x
  2. Step 2: Convert to fraction form
    163,674.90/245,512.35 = 93,561.30/x
  3. Step 3: Cross multiply
    163,674.90x = 245,512.35 × 93,561.30
  4. Step 4: Simplify right side
    163,674.90x = 22,970,454,632.06
  5. Step 5: Solve for x
    x = 22,970,454,632.06/163,674.90
  6. Step 6: Final answer
    x = 140,341.95

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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.