Home / 107,040.16-147,705.24-59,292.48

Finding the Fourth Proportional to 107,040.16, 147,705.24 and 59,292.48

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Solution

The fourth proportional to 107,040.16, 147,705.24 and 59,292.48 is: 81,817.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,040.16 : 147,705.24 = 59,292.48 : x
  2. Step 2: Convert to fraction form
    107,040.16/147,705.24 = 59,292.48/x
  3. Step 3: Cross multiply
    107,040.16x = 147,705.24 × 59,292.48
  4. Step 4: Simplify right side
    107,040.16x = 8,757,809,988.60
  5. Step 5: Solve for x
    x = 8,757,809,988.60/107,040.16
  6. Step 6: Final answer
    x = 81,817.98

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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.