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Finding the Fourth Proportional to 38,630.49, 53,322.90 and 23,532.90

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Solution

The fourth proportional to 38,630.49, 53,322.90 and 23,532.90 is: 32,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,630.49 : 53,322.90 = 23,532.90 : x
  2. Step 2: Convert to fraction form
    38,630.49/53,322.90 = 23,532.90/x
  3. Step 3: Cross multiply
    38,630.49x = 53,322.90 × 23,532.90
  4. Step 4: Simplify right side
    38,630.49x = 1,254,842,473.41
  5. Step 5: Solve for x
    x = 1,254,842,473.41/38,630.49
  6. Step 6: Final answer
    x = 32,483.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.