Home / 107,237.52-147,994.43-61,923.69

Finding the Fourth Proportional to 107,237.52, 147,994.43 and 61,923.69

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Solution

The fourth proportional to 107,237.52, 147,994.43 and 61,923.69 is: 85,458.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,237.52 : 147,994.43 = 61,923.69 : x
  2. Step 2: Convert to fraction form
    107,237.52/147,994.43 = 61,923.69/x
  3. Step 3: Cross multiply
    107,237.52x = 147,994.43 × 61,923.69
  4. Step 4: Simplify right side
    107,237.52x = 9,164,360,895.43
  5. Step 5: Solve for x
    x = 9,164,360,895.43/107,237.52
  6. Step 6: Final answer
    x = 85,458.53

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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.