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Finding the Fourth Proportional to 38,962.01, 53,754.90 and 23,838.90

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Solution

The fourth proportional to 38,962.01, 53,754.90 and 23,838.90 is: 32,889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,962.01 : 53,754.90 = 23,838.90 : x
  2. Step 2: Convert to fraction form
    38,962.01/53,754.90 = 23,838.90/x
  3. Step 3: Cross multiply
    38,962.01x = 53,754.90 × 23,838.90
  4. Step 4: Simplify right side
    38,962.01x = 1,281,457,685.61
  5. Step 5: Solve for x
    x = 1,281,457,685.61/38,962.01
  6. Step 6: Final answer
    x = 32,889.93

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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.