Home / 87,271.90-130,900.54-34,667.26

Finding the Fourth Proportional to 87,271.90, 130,900.54 and 34,667.26

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Solution

The fourth proportional to 87,271.90, 130,900.54 and 34,667.26 is: 51,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,271.90 : 130,900.54 = 34,667.26 : x
  2. Step 2: Convert to fraction form
    87,271.90/130,900.54 = 34,667.26/x
  3. Step 3: Cross multiply
    87,271.90x = 130,900.54 × 34,667.26
  4. Step 4: Simplify right side
    87,271.90x = 4,537,963,054.32
  5. Step 5: Solve for x
    x = 4,537,963,054.32/87,271.90
  6. Step 6: Final answer
    x = 51,997.99

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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.