Home / 85,541.58-118,042.24-47,298.84

Finding the Fourth Proportional to 85,541.58, 118,042.24 and 47,298.84

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Solution

The fourth proportional to 85,541.58, 118,042.24 and 47,298.84 is: 65,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,541.58 : 118,042.24 = 47,298.84 : x
  2. Step 2: Convert to fraction form
    85,541.58/118,042.24 = 47,298.84/x
  3. Step 3: Cross multiply
    85,541.58x = 118,042.24 × 47,298.84
  4. Step 4: Simplify right side
    85,541.58x = 5,583,261,023.00
  5. Step 5: Solve for x
    x = 5,583,261,023.00/85,541.58
  6. Step 6: Final answer
    x = 65,269.56

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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.