Home / 53,903.80-74,389.56-30,030.44

Finding the Fourth Proportional to 53,903.80, 74,389.56 and 30,030.44

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Solution

The fourth proportional to 53,903.80, 74,389.56 and 30,030.44 is: 41,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903.80 : 74,389.56 = 30,030.44 : x
  2. Step 2: Convert to fraction form
    53,903.80/74,389.56 = 30,030.44/x
  3. Step 3: Cross multiply
    53,903.80x = 74,389.56 × 30,030.44
  4. Step 4: Simplify right side
    53,903.80x = 2,233,951,218.21
  5. Step 5: Solve for x
    x = 2,233,951,218.21/53,903.80
  6. Step 6: Final answer
    x = 41,443.30

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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.