Home / 235,678.56-353,518.57-58,185.59

Finding the Fourth Proportional to 235,678.56, 353,518.57 and 58,185.59

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Solution

The fourth proportional to 235,678.56, 353,518.57 and 58,185.59 is: 87,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,678.56 : 353,518.57 = 58,185.59 : x
  2. Step 2: Convert to fraction form
    235,678.56/353,518.57 = 58,185.59/x
  3. Step 3: Cross multiply
    235,678.56x = 353,518.57 × 58,185.59
  4. Step 4: Simplify right side
    235,678.56x = 20,569,686,571.41
  5. Step 5: Solve for x
    x = 20,569,686,571.41/235,678.56
  6. Step 6: Final answer
    x = 87,278.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.