Home / 107,125.87-147,835.18-58,732.34

Finding the Fourth Proportional to 107,125.87, 147,835.18 and 58,732.34

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Solution

The fourth proportional to 107,125.87, 147,835.18 and 58,732.34 is: 81,051.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,125.87 : 147,835.18 = 58,732.34 : x
  2. Step 2: Convert to fraction form
    107,125.87/147,835.18 = 58,732.34/x
  3. Step 3: Cross multiply
    107,125.87x = 147,835.18 × 58,732.34
  4. Step 4: Simplify right side
    107,125.87x = 8,682,706,055.72
  5. Step 5: Solve for x
    x = 8,682,706,055.72/107,125.87
  6. Step 6: Final answer
    x = 81,051.44

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1.5x scale

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.