Home / 40,312.34-55,655.94-25,977.24

Finding the Fourth Proportional to 40,312.34, 55,655.94 and 25,977.24

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Solution

The fourth proportional to 40,312.34, 55,655.94 and 25,977.24 is: 35,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.34 : 55,655.94 = 25,977.24 : x
  2. Step 2: Convert to fraction form
    40,312.34/55,655.94 = 25,977.24/x
  3. Step 3: Cross multiply
    40,312.34x = 55,655.94 × 25,977.24
  4. Step 4: Simplify right side
    40,312.34x = 1,445,787,710.81
  5. Step 5: Solve for x
    x = 1,445,787,710.81/40,312.34
  6. Step 6: Final answer
    x = 35,864.64

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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.