Home / 37,451.07-51,708.48-30,312.75

Finding the Fourth Proportional to 37,451.07, 51,708.48 and 30,312.75

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Solution

The fourth proportional to 37,451.07, 51,708.48 and 30,312.75 is: 41,852.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,451.07 : 51,708.48 = 30,312.75 : x
  2. Step 2: Convert to fraction form
    37,451.07/51,708.48 = 30,312.75/x
  3. Step 3: Cross multiply
    37,451.07x = 51,708.48 × 30,312.75
  4. Step 4: Simplify right side
    37,451.07x = 1,567,426,227.12
  5. Step 5: Solve for x
    x = 1,567,426,227.12/37,451.07
  6. Step 6: Final answer
    x = 41,852.64

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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.