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Finding the Fourth Proportional to 60,463.80, 90,630.90 and 23,009.40

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Solution

The fourth proportional to 60,463.80, 90,630.90 and 23,009.40 is: 34,489.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,463.80 : 90,630.90 = 23,009.40 : x
  2. Step 2: Convert to fraction form
    60,463.80/90,630.90 = 23,009.40/x
  3. Step 3: Cross multiply
    60,463.80x = 90,630.90 × 23,009.40
  4. Step 4: Simplify right side
    60,463.80x = 2,085,362,630.46
  5. Step 5: Solve for x
    x = 2,085,362,630.46/60,463.80
  6. Step 6: Final answer
    x = 34,489.44

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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.