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Finding the Fourth Proportional to 60,453.80, 90,615.90 and 22,999.40

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Solution

The fourth proportional to 60,453.80, 90,615.90 and 22,999.40 is: 34,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,453.80 : 90,615.90 = 22,999.40 : x
  2. Step 2: Convert to fraction form
    60,453.80/90,615.90 = 22,999.40/x
  3. Step 3: Cross multiply
    60,453.80x = 90,615.90 × 22,999.40
  4. Step 4: Simplify right side
    60,453.80x = 2,084,111,330.46
  5. Step 5: Solve for x
    x = 2,084,111,330.46/60,453.80
  6. Step 6: Final answer
    x = 34,474.45

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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.