Home / 134,271.10-201,461.38-86,293.44

Finding the Fourth Proportional to 134,271.10, 201,461.38 and 86,293.44

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Solution

The fourth proportional to 134,271.10, 201,461.38 and 86,293.44 is: 129,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,271.10 : 201,461.38 = 86,293.44 : x
  2. Step 2: Convert to fraction form
    134,271.10/201,461.38 = 86,293.44/x
  3. Step 3: Cross multiply
    134,271.10x = 201,461.38 × 86,293.44
  4. Step 4: Simplify right side
    134,271.10x = 17,384,795,507.35
  5. Step 5: Solve for x
    x = 17,384,795,507.35/134,271.10
  6. Step 6: Final answer
    x = 129,475.33

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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.