Home / 105,801.96-146,001.69-58,054.26

Finding the Fourth Proportional to 105,801.96, 146,001.69 and 58,054.26

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Solution

The fourth proportional to 105,801.96, 146,001.69 and 58,054.26 is: 80,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,801.96 : 146,001.69 = 58,054.26 : x
  2. Step 2: Convert to fraction form
    105,801.96/146,001.69 = 58,054.26/x
  3. Step 3: Cross multiply
    105,801.96x = 146,001.69 × 58,054.26
  4. Step 4: Simplify right side
    105,801.96x = 8,476,020,071.70
  5. Step 5: Solve for x
    x = 8,476,020,071.70/105,801.96
  6. Step 6: Final answer
    x = 80,112.13

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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.