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Finding the Fourth Proportional to 163,582.40, 245,200.80 and 93,310.40

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Solution

The fourth proportional to 163,582.40, 245,200.80 and 93,310.40 is: 139,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,582.40 : 245,200.80 = 93,310.40 : x
  2. Step 2: Convert to fraction form
    163,582.40/245,200.80 = 93,310.40/x
  3. Step 3: Cross multiply
    163,582.40x = 245,200.80 × 93,310.40
  4. Step 4: Simplify right side
    163,582.40x = 22,879,784,728.32
  5. Step 5: Solve for x
    x = 22,879,784,728.32/163,582.40
  6. Step 6: Final answer
    x = 139,867.03

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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.