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Finding the Fourth Proportional to 9,875.83, 14,813.75 and 3,955.41

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Solution

The fourth proportional to 9,875.83, 14,813.75 and 3,955.41 is: 5,933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,875.83 : 14,813.75 = 3,955.41 : x
  2. Step 2: Convert to fraction form
    9,875.83/14,813.75 = 3,955.41/x
  3. Step 3: Cross multiply
    9,875.83x = 14,813.75 × 3,955.41
  4. Step 4: Simplify right side
    9,875.83x = 58,594,454.89
  5. Step 5: Solve for x
    x = 58,594,454.89/9,875.83
  6. Step 6: Final answer
    x = 5,933.12

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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.