Home / 74,000.07-102,130.09-41,741.31

Finding the Fourth Proportional to 74,000.07, 102,130.09 and 41,741.31

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Solution

The fourth proportional to 74,000.07, 102,130.09 and 41,741.31 is: 57,608.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,000.07 : 102,130.09 = 41,741.31 : x
  2. Step 2: Convert to fraction form
    74,000.07/102,130.09 = 41,741.31/x
  3. Step 3: Cross multiply
    74,000.07x = 102,130.09 × 41,741.31
  4. Step 4: Simplify right side
    74,000.07x = 4,263,043,747.02
  5. Step 5: Solve for x
    x = 4,263,043,747.02/74,000.07
  6. Step 6: Final answer
    x = 57,608.64

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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.