Home / 31,357.47-43,273.65-17,210.01

Finding the Fourth Proportional to 31,357.47, 43,273.65 and 17,210.01

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Solution

The fourth proportional to 31,357.47, 43,273.65 and 17,210.01 is: 23,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.47 : 43,273.65 = 17,210.01 : x
  2. Step 2: Convert to fraction form
    31,357.47/43,273.65 = 17,210.01/x
  3. Step 3: Cross multiply
    31,357.47x = 43,273.65 × 17,210.01
  4. Step 4: Simplify right side
    31,357.47x = 744,739,949.24
  5. Step 5: Solve for x
    x = 744,739,949.24/31,357.47
  6. Step 6: Final answer
    x = 23,750.00

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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.