Home / 40,130.58-55,352.70-27,533.46

Finding the Fourth Proportional to 40,130.58, 55,352.70 and 27,533.46

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Solution

The fourth proportional to 40,130.58, 55,352.70 and 27,533.46 is: 37,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130.58 : 55,352.70 = 27,533.46 : x
  2. Step 2: Convert to fraction form
    40,130.58/55,352.70 = 27,533.46/x
  3. Step 3: Cross multiply
    40,130.58x = 55,352.70 × 27,533.46
  4. Step 4: Simplify right side
    40,130.58x = 1,524,051,351.34
  5. Step 5: Solve for x
    x = 1,524,051,351.34/40,130.58
  6. Step 6: Final answer
    x = 37,977.31

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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.