Home / 53,984.37-74,498.54-30,112.59

Finding the Fourth Proportional to 53,984.37, 74,498.54 and 30,112.59

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Solution

The fourth proportional to 53,984.37, 74,498.54 and 30,112.59 is: 41,555.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,984.37 : 74,498.54 = 30,112.59 : x
  2. Step 2: Convert to fraction form
    53,984.37/74,498.54 = 30,112.59/x
  3. Step 3: Cross multiply
    53,984.37x = 74,498.54 × 30,112.59
  4. Step 4: Simplify right side
    53,984.37x = 2,243,343,490.84
  5. Step 5: Solve for x
    x = 2,243,343,490.84/53,984.37
  6. Step 6: Final answer
    x = 41,555.42

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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.