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Finding the Fourth Proportional to 15,582.60, 23,374.08 and 9,004.80

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Solution

The fourth proportional to 15,582.60, 23,374.08 and 9,004.80 is: 13,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582.60 : 23,374.08 = 9,004.80 : x
  2. Step 2: Convert to fraction form
    15,582.60/23,374.08 = 9,004.80/x
  3. Step 3: Cross multiply
    15,582.60x = 23,374.08 × 9,004.80
  4. Step 4: Simplify right side
    15,582.60x = 210,478,915.58
  5. Step 5: Solve for x
    x = 210,478,915.58/15,582.60
  6. Step 6: Final answer
    x = 13,507.30

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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.