Home / 35,945.86-53,836.78-31,741.38

Finding the Fourth Proportional to 35,945.86, 53,836.78 and 31,741.38

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Solution

The fourth proportional to 35,945.86, 53,836.78 and 31,741.38 is: 47,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,945.86 : 53,836.78 = 31,741.38 : x
  2. Step 2: Convert to fraction form
    35,945.86/53,836.78 = 31,741.38/x
  3. Step 3: Cross multiply
    35,945.86x = 53,836.78 × 31,741.38
  4. Step 4: Simplify right side
    35,945.86x = 1,708,853,264.07
  5. Step 5: Solve for x
    x = 1,708,853,264.07/35,945.86
  6. Step 6: Final answer
    x = 47,539.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.