Home / 86,625.10-119,541.37-48,385.19

Finding the Fourth Proportional to 86,625.10, 119,541.37 and 48,385.19

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Solution

The fourth proportional to 86,625.10, 119,541.37 and 48,385.19 is: 66,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,625.10 : 119,541.37 = 48,385.19 : x
  2. Step 2: Convert to fraction form
    86,625.10/119,541.37 = 48,385.19/x
  3. Step 3: Cross multiply
    86,625.10x = 119,541.37 × 48,385.19
  4. Step 4: Simplify right side
    86,625.10x = 5,784,031,496.50
  5. Step 5: Solve for x
    x = 5,784,031,496.50/86,625.10
  6. Step 6: Final answer
    x = 66,770.85

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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.