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Finding the Fourth Proportional to 163,575.60, 245,363.40 and 146,468.40

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Solution

The fourth proportional to 163,575.60, 245,363.40 and 146,468.40 is: 219,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,575.60 : 245,363.40 = 146,468.40 : x
  2. Step 2: Convert to fraction form
    163,575.60/245,363.40 = 146,468.40/x
  3. Step 3: Cross multiply
    163,575.60x = 245,363.40 × 146,468.40
  4. Step 4: Simplify right side
    163,575.60x = 35,937,984,616.56
  5. Step 5: Solve for x
    x = 35,937,984,616.56/163,575.60
  6. Step 6: Final answer
    x = 219,702.60

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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.