Home / 53,940.02-74,438.19-30,064.13

Finding the Fourth Proportional to 53,940.02, 74,438.19 and 30,064.13

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Solution

The fourth proportional to 53,940.02, 74,438.19 and 30,064.13 is: 41,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.02 : 74,438.19 = 30,064.13 : x
  2. Step 2: Convert to fraction form
    53,940.02/74,438.19 = 30,064.13/x
  3. Step 3: Cross multiply
    53,940.02x = 74,438.19 × 30,064.13
  4. Step 4: Simplify right side
    53,940.02x = 2,237,919,048.93
  5. Step 5: Solve for x
    x = 2,237,919,048.93/53,940.02
  6. Step 6: Final answer
    x = 41,489.03

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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.