Home / 53,938.08-74,436.24-30,064.16

Finding the Fourth Proportional to 53,938.08, 74,436.24 and 30,064.16

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Solution

The fourth proportional to 53,938.08, 74,436.24 and 30,064.16 is: 41,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.08 : 74,436.24 = 30,064.16 : x
  2. Step 2: Convert to fraction form
    53,938.08/74,436.24 = 30,064.16/x
  3. Step 3: Cross multiply
    53,938.08x = 74,436.24 × 30,064.16
  4. Step 4: Simplify right side
    53,938.08x = 2,237,863,029.16
  5. Step 5: Solve for x
    x = 2,237,863,029.16/53,938.08
  6. Step 6: Final answer
    x = 41,489.48

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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.