Home / 31,243.94-46,870.77-10,179.08

Finding the Fourth Proportional to 31,243.94, 46,870.77 and 10,179.08

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Solution

The fourth proportional to 31,243.94, 46,870.77 and 10,179.08 is: 15,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243.94 : 46,870.77 = 10,179.08 : x
  2. Step 2: Convert to fraction form
    31,243.94/46,870.77 = 10,179.08/x
  3. Step 3: Cross multiply
    31,243.94x = 46,870.77 × 10,179.08
  4. Step 4: Simplify right side
    31,243.94x = 477,101,268.45
  5. Step 5: Solve for x
    x = 477,101,268.45/31,243.94
  6. Step 6: Final answer
    x = 15,270.20

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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.