Home / 106,973.85-147,590.62-71,169.93

Finding the Fourth Proportional to 106,973.85, 147,590.62 and 71,169.93

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Solution

The fourth proportional to 106,973.85, 147,590.62 and 71,169.93 is: 98,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,973.85 : 147,590.62 = 71,169.93 : x
  2. Step 2: Convert to fraction form
    106,973.85/147,590.62 = 71,169.93/x
  3. Step 3: Cross multiply
    106,973.85x = 147,590.62 × 71,169.93
  4. Step 4: Simplify right side
    106,973.85x = 10,504,014,094.06
  5. Step 5: Solve for x
    x = 10,504,014,094.06/106,973.85
  6. Step 6: Final answer
    x = 98,192.35

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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.