Home / 48,595.50-67,090.95-31,857.66

Finding the Fourth Proportional to 48,595.50, 67,090.95 and 31,857.66

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Solution

The fourth proportional to 48,595.50, 67,090.95 and 31,857.66 is: 43,982.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,595.50 : 67,090.95 = 31,857.66 : x
  2. Step 2: Convert to fraction form
    48,595.50/67,090.95 = 31,857.66/x
  3. Step 3: Cross multiply
    48,595.50x = 67,090.95 × 31,857.66
  4. Step 4: Simplify right side
    48,595.50x = 2,137,360,674.18
  5. Step 5: Solve for x
    x = 2,137,360,674.18/48,595.50
  6. Step 6: Final answer
    x = 43,982.69

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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.