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Finding the Fourth Proportional to 20,594.60, 30,827.10 and 14,762.60

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Solution

The fourth proportional to 20,594.60, 30,827.10 and 14,762.60 is: 22,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.60 : 30,827.10 = 14,762.60 : x
  2. Step 2: Convert to fraction form
    20,594.60/30,827.10 = 14,762.60/x
  3. Step 3: Cross multiply
    20,594.60x = 30,827.10 × 14,762.60
  4. Step 4: Simplify right side
    20,594.60x = 455,088,146.46
  5. Step 5: Solve for x
    x = 455,088,146.46/20,594.60
  6. Step 6: Final answer
    x = 22,097.45

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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.