Home / 53,931.37-74,425.64-30,059.56

Finding the Fourth Proportional to 53,931.37, 74,425.64 and 30,059.56

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Solution

The fourth proportional to 53,931.37, 74,425.64 and 30,059.56 is: 41,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.37 : 74,425.64 = 30,059.56 : x
  2. Step 2: Convert to fraction form
    53,931.37/74,425.64 = 30,059.56/x
  3. Step 3: Cross multiply
    53,931.37x = 74,425.64 × 30,059.56
  4. Step 4: Simplify right side
    53,931.37x = 2,237,201,515.21
  5. Step 5: Solve for x
    x = 2,237,201,515.21/53,931.37
  6. Step 6: Final answer
    x = 41,482.38

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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.