Home / 105,804.46-146,005.14-58,056.76

Finding the Fourth Proportional to 105,804.46, 146,005.14 and 58,056.76

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Solution

The fourth proportional to 105,804.46, 146,005.14 and 58,056.76 is: 80,115.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,804.46 : 146,005.14 = 58,056.76 : x
  2. Step 2: Convert to fraction form
    105,804.46/146,005.14 = 58,056.76/x
  3. Step 3: Cross multiply
    105,804.46x = 146,005.14 × 58,056.76
  4. Step 4: Simplify right side
    105,804.46x = 8,476,585,371.75
  5. Step 5: Solve for x
    x = 8,476,585,371.75/105,804.46
  6. Step 6: Final answer
    x = 80,115.58

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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.