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Finding the Fourth Proportional to 38,312.58, 52,859.04 and 23,200.40

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Solution

The fourth proportional to 38,312.58, 52,859.04 and 23,200.40 is: 32,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,312.58 : 52,859.04 = 23,200.40 : x
  2. Step 2: Convert to fraction form
    38,312.58/52,859.04 = 23,200.40/x
  3. Step 3: Cross multiply
    38,312.58x = 52,859.04 × 23,200.40
  4. Step 4: Simplify right side
    38,312.58x = 1,226,350,871.62
  5. Step 5: Solve for x
    x = 1,226,350,871.62/38,312.58
  6. Step 6: Final answer
    x = 32,009.09

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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.