Home / 31,203.89-46,810.23-10,137.18

Finding the Fourth Proportional to 31,203.89, 46,810.23 and 10,137.18

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Solution

The fourth proportional to 31,203.89, 46,810.23 and 10,137.18 is: 15,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,203.89 : 46,810.23 = 10,137.18 : x
  2. Step 2: Convert to fraction form
    31,203.89/46,810.23 = 10,137.18/x
  3. Step 3: Cross multiply
    31,203.89x = 46,810.23 × 10,137.18
  4. Step 4: Simplify right side
    31,203.89x = 474,523,727.35
  5. Step 5: Solve for x
    x = 474,523,727.35/31,203.89
  6. Step 6: Final answer
    x = 15,207.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.