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Finding the Fourth Proportional to 163,404.40, 245,106.60 and 52,596.40

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Solution

The fourth proportional to 163,404.40, 245,106.60 and 52,596.40 is: 78,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,404.40 : 245,106.60 = 52,596.40 : x
  2. Step 2: Convert to fraction form
    163,404.40/245,106.60 = 52,596.40/x
  3. Step 3: Cross multiply
    163,404.40x = 245,106.60 × 52,596.40
  4. Step 4: Simplify right side
    163,404.40x = 12,891,724,776.24
  5. Step 5: Solve for x
    x = 12,891,724,776.24/163,404.40
  6. Step 6: Final answer
    x = 78,894.60

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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.