Home / 30,098.74-41,535.75-16,670.56

Finding the Fourth Proportional to 30,098.74, 41,535.75 and 16,670.56

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Solution

The fourth proportional to 30,098.74, 41,535.75 and 16,670.56 is: 23,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,098.74 : 41,535.75 = 16,670.56 : x
  2. Step 2: Convert to fraction form
    30,098.74/41,535.75 = 16,670.56/x
  3. Step 3: Cross multiply
    30,098.74x = 41,535.75 × 16,670.56
  4. Step 4: Simplify right side
    30,098.74x = 692,424,212.52
  5. Step 5: Solve for x
    x = 692,424,212.52/30,098.74
  6. Step 6: Final answer
    x = 23,005.09

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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.