Home / 107,176.51-147,905.61-58,775.37

Finding the Fourth Proportional to 107,176.51, 147,905.61 and 58,775.37

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Solution

The fourth proportional to 107,176.51, 147,905.61 and 58,775.37 is: 81,111.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,176.51 : 147,905.61 = 58,775.37 : x
  2. Step 2: Convert to fraction form
    107,176.51/147,905.61 = 58,775.37/x
  3. Step 3: Cross multiply
    107,176.51x = 147,905.61 × 58,775.37
  4. Step 4: Simplify right side
    107,176.51x = 8,693,206,996.35
  5. Step 5: Solve for x
    x = 8,693,206,996.35/107,176.51
  6. Step 6: Final answer
    x = 81,111.12

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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.