Home / 76,096.44-105,013.26-42,107.40

Finding the Fourth Proportional to 76,096.44, 105,013.26 and 42,107.40

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Solution

The fourth proportional to 76,096.44, 105,013.26 and 42,107.40 is: 58,108.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,096.44 : 105,013.26 = 42,107.40 : x
  2. Step 2: Convert to fraction form
    76,096.44/105,013.26 = 42,107.40/x
  3. Step 3: Cross multiply
    76,096.44x = 105,013.26 × 42,107.40
  4. Step 4: Simplify right side
    76,096.44x = 4,421,835,344.12
  5. Step 5: Solve for x
    x = 4,421,835,344.12/76,096.44
  6. Step 6: Final answer
    x = 58,108.31

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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.