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Finding the Fourth Proportional to 79,875.58, 110,247.48 and 48,038.32

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Solution

The fourth proportional to 79,875.58, 110,247.48 and 48,038.32 is: 66,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,875.58 : 110,247.48 = 48,038.32 : x
  2. Step 2: Convert to fraction form
    79,875.58/110,247.48 = 48,038.32/x
  3. Step 3: Cross multiply
    79,875.58x = 110,247.48 × 48,038.32
  4. Step 4: Simplify right side
    79,875.58x = 5,296,103,723.43
  5. Step 5: Solve for x
    x = 5,296,103,723.43/79,875.58
  6. Step 6: Final answer
    x = 66,304.42

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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.