Home / 107,011.80-160,583.31-47,897.46

Finding the Fourth Proportional to 107,011.80, 160,583.31 and 47,897.46

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Solution

The fourth proportional to 107,011.80, 160,583.31 and 47,897.46 is: 71,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,011.80 : 160,583.31 = 47,897.46 : x
  2. Step 2: Convert to fraction form
    107,011.80/160,583.31 = 47,897.46/x
  3. Step 3: Cross multiply
    107,011.80x = 160,583.31 × 47,897.46
  4. Step 4: Simplify right side
    107,011.80x = 7,691,532,667.39
  5. Step 5: Solve for x
    x = 7,691,532,667.39/107,011.80
  6. Step 6: Final answer
    x = 71,875.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.