Home / 53,958.08-74,462.15-30,084.76

Finding the Fourth Proportional to 53,958.08, 74,462.15 and 30,084.76

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Solution

The fourth proportional to 53,958.08, 74,462.15 and 30,084.76 is: 41,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,958.08 : 74,462.15 = 30,084.76 : x
  2. Step 2: Convert to fraction form
    53,958.08/74,462.15 = 30,084.76/x
  3. Step 3: Cross multiply
    53,958.08x = 74,462.15 × 30,084.76
  4. Step 4: Simplify right side
    53,958.08x = 2,240,175,911.83
  5. Step 5: Solve for x
    x = 2,240,175,911.83/53,958.08
  6. Step 6: Final answer
    x = 41,516.97

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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.