Home / 54,030.76-74,562.54-30,157.44

Finding the Fourth Proportional to 54,030.76, 74,562.54 and 30,157.44

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Solution

The fourth proportional to 54,030.76, 74,562.54 and 30,157.44 is: 41,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,030.76 : 74,562.54 = 30,157.44 : x
  2. Step 2: Convert to fraction form
    54,030.76/74,562.54 = 30,157.44/x
  3. Step 3: Cross multiply
    54,030.76x = 74,562.54 × 30,157.44
  4. Step 4: Simplify right side
    54,030.76x = 2,248,615,326.30
  5. Step 5: Solve for x
    x = 2,248,615,326.30/54,030.76
  6. Step 6: Final answer
    x = 41,617.32

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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.