Home / 53,920.71-74,409.57-30,046.87

Finding the Fourth Proportional to 53,920.71, 74,409.57 and 30,046.87

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Solution

The fourth proportional to 53,920.71, 74,409.57 and 30,046.87 is: 41,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920.71 : 74,409.57 = 30,046.87 : x
  2. Step 2: Convert to fraction form
    53,920.71/74,409.57 = 30,046.87/x
  3. Step 3: Cross multiply
    53,920.71x = 74,409.57 × 30,046.87
  4. Step 4: Simplify right side
    53,920.71x = 2,235,774,676.55
  5. Step 5: Solve for x
    x = 2,235,774,676.55/53,920.71
  6. Step 6: Final answer
    x = 41,464.12

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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.