Home / 85,899.54-118,541.25-48,173.46

Finding the Fourth Proportional to 85,899.54, 118,541.25 and 48,173.46

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Solution

The fourth proportional to 85,899.54, 118,541.25 and 48,173.46 is: 66,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,899.54 : 118,541.25 = 48,173.46 : x
  2. Step 2: Convert to fraction form
    85,899.54/118,541.25 = 48,173.46/x
  3. Step 3: Cross multiply
    85,899.54x = 118,541.25 × 48,173.46
  4. Step 4: Simplify right side
    85,899.54x = 5,710,542,165.23
  5. Step 5: Solve for x
    x = 5,710,542,165.23/85,899.54
  6. Step 6: Final answer
    x = 66,479.31

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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.