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Finding the Fourth Proportional to 14,838.58, 22,258.55 and 8,259.81

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Solution

The fourth proportional to 14,838.58, 22,258.55 and 8,259.81 is: 12,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,838.58 : 22,258.55 = 8,259.81 : x
  2. Step 2: Convert to fraction form
    14,838.58/22,258.55 = 8,259.81/x
  3. Step 3: Cross multiply
    14,838.58x = 22,258.55 × 8,259.81
  4. Step 4: Simplify right side
    14,838.58x = 183,851,393.88
  5. Step 5: Solve for x
    x = 183,851,393.88/14,838.58
  6. Step 6: Final answer
    x = 12,390.09

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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.