Home / 107,017.52-147,685.41-59,271.66

Finding the Fourth Proportional to 107,017.52, 147,685.41 and 59,271.66

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Solution

The fourth proportional to 107,017.52, 147,685.41 and 59,271.66 is: 81,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,017.52 : 147,685.41 = 59,271.66 : x
  2. Step 2: Convert to fraction form
    107,017.52/147,685.41 = 59,271.66/x
  3. Step 3: Cross multiply
    107,017.52x = 147,685.41 × 59,271.66
  4. Step 4: Simplify right side
    107,017.52x = 8,753,559,408.48
  5. Step 5: Solve for x
    x = 8,753,559,408.48/107,017.52
  6. Step 6: Final answer
    x = 81,795.58

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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.