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Finding the Fourth Proportional to 163,210.40, 244,815.60 and 93,096.80

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Solution

The fourth proportional to 163,210.40, 244,815.60 and 93,096.80 is: 139,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,210.40 : 244,815.60 = 93,096.80 : x
  2. Step 2: Convert to fraction form
    163,210.40/244,815.60 = 93,096.80/x
  3. Step 3: Cross multiply
    163,210.40x = 244,815.60 × 93,096.80
  4. Step 4: Simplify right side
    163,210.40x = 22,791,548,950.08
  5. Step 5: Solve for x
    x = 22,791,548,950.08/163,210.40
  6. Step 6: Final answer
    x = 139,645.20

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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.