Home / 107,686.33-148,567.28-107,520.26

Finding the Fourth Proportional to 107,686.33, 148,567.28 and 107,520.26

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Solution

The fourth proportional to 107,686.33, 148,567.28 and 107,520.26 is: 148,338.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,686.33 : 148,567.28 = 107,520.26 : x
  2. Step 2: Convert to fraction form
    107,686.33/148,567.28 = 107,520.26/x
  3. Step 3: Cross multiply
    107,686.33x = 148,567.28 × 107,520.26
  4. Step 4: Simplify right side
    107,686.33x = 15,973,991,292.66
  5. Step 5: Solve for x
    x = 15,973,991,292.66/107,686.33
  6. Step 6: Final answer
    x = 148,338.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.