Home / 39,956.63-55,140.14-29,366.08

Finding the Fourth Proportional to 39,956.63, 55,140.14 and 29,366.08

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Solution

The fourth proportional to 39,956.63, 55,140.14 and 29,366.08 is: 40,525.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,956.63 : 55,140.14 = 29,366.08 : x
  2. Step 2: Convert to fraction form
    39,956.63/55,140.14 = 29,366.08/x
  3. Step 3: Cross multiply
    39,956.63x = 55,140.14 × 29,366.08
  4. Step 4: Simplify right side
    39,956.63x = 1,619,249,698.02
  5. Step 5: Solve for x
    x = 1,619,249,698.02/39,956.63
  6. Step 6: Final answer
    x = 40,525.19

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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.