Home / 106,095.90-146,415.15-57,701.10

Finding the Fourth Proportional to 106,095.90, 146,415.15 and 57,701.10

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Solution

The fourth proportional to 106,095.90, 146,415.15 and 57,701.10 is: 79,629.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,095.90 : 146,415.15 = 57,701.10 : x
  2. Step 2: Convert to fraction form
    106,095.90/146,415.15 = 57,701.10/x
  3. Step 3: Cross multiply
    106,095.90x = 146,415.15 × 57,701.10
  4. Step 4: Simplify right side
    106,095.90x = 8,448,315,211.67
  5. Step 5: Solve for x
    x = 8,448,315,211.67/106,095.90
  6. Step 6: Final answer
    x = 79,629.05

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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.