Home / 30,099.51-41,537.28-16,670.76

Finding the Fourth Proportional to 30,099.51, 41,537.28 and 16,670.76

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Solution

The fourth proportional to 30,099.51, 41,537.28 and 16,670.76 is: 23,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,099.51 : 41,537.28 = 16,670.76 : x
  2. Step 2: Convert to fraction form
    30,099.51/41,537.28 = 16,670.76/x
  3. Step 3: Cross multiply
    30,099.51x = 41,537.28 × 16,670.76
  4. Step 4: Simplify right side
    30,099.51x = 692,458,025.93
  5. Step 5: Solve for x
    x = 692,458,025.93/30,099.51
  6. Step 6: Final answer
    x = 23,005.62

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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.