Home / 106,111.22-146,430.40-58,364.56

Finding the Fourth Proportional to 106,111.22, 146,430.40 and 58,364.56

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Solution

The fourth proportional to 106,111.22, 146,430.40 and 58,364.56 is: 80,541.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,111.22 : 146,430.40 = 58,364.56 : x
  2. Step 2: Convert to fraction form
    106,111.22/146,430.40 = 58,364.56/x
  3. Step 3: Cross multiply
    106,111.22x = 146,430.40 × 58,364.56
  4. Step 4: Simplify right side
    106,111.22x = 8,546,345,189.51
  5. Step 5: Solve for x
    x = 8,546,345,189.51/106,111.22
  6. Step 6: Final answer
    x = 80,541.39

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1.5x scale

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.