Home / 35,933.60-53,900.40-30,749.60

Finding the Fourth Proportional to 35,933.60, 53,900.40 and 30,749.60

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Solution

The fourth proportional to 35,933.60, 53,900.40 and 30,749.60 is: 46,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.60 : 53,900.40 = 30,749.60 : x
  2. Step 2: Convert to fraction form
    35,933.60/53,900.40 = 30,749.60/x
  3. Step 3: Cross multiply
    35,933.60x = 53,900.40 × 30,749.60
  4. Step 4: Simplify right side
    35,933.60x = 1,657,415,739.84
  5. Step 5: Solve for x
    x = 1,657,415,739.84/35,933.60
  6. Step 6: Final answer
    x = 46,124.40

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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.