Home / 106,031.16-146,323.16-58,284.80

Finding the Fourth Proportional to 106,031.16, 146,323.16 and 58,284.80

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Solution

The fourth proportional to 106,031.16, 146,323.16 and 58,284.80 is: 80,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,031.16 : 146,323.16 = 58,284.80 : x
  2. Step 2: Convert to fraction form
    106,031.16/146,323.16 = 58,284.80/x
  3. Step 3: Cross multiply
    106,031.16x = 146,323.16 × 58,284.80
  4. Step 4: Simplify right side
    106,031.16x = 8,528,415,860.21
  5. Step 5: Solve for x
    x = 8,528,415,860.21/106,031.16
  6. Step 6: Final answer
    x = 80,433.11

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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.