Home / 37,205.47-51,340.86-21,068.13

Finding the Fourth Proportional to 37,205.47, 51,340.86 and 21,068.13

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Solution

The fourth proportional to 37,205.47, 51,340.86 and 21,068.13 is: 29,072.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,205.47 : 51,340.86 = 21,068.13 : x
  2. Step 2: Convert to fraction form
    37,205.47/51,340.86 = 21,068.13/x
  3. Step 3: Cross multiply
    37,205.47x = 51,340.86 × 21,068.13
  4. Step 4: Simplify right side
    37,205.47x = 1,081,655,912.79
  5. Step 5: Solve for x
    x = 1,081,655,912.79/37,205.47
  6. Step 6: Final answer
    x = 29,072.50

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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.