Home / 53,886.96-74,364.12-30,014.64

Finding the Fourth Proportional to 53,886.96, 74,364.12 and 30,014.64

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Solution

The fourth proportional to 53,886.96, 74,364.12 and 30,014.64 is: 41,420.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.96 : 74,364.12 = 30,014.64 : x
  2. Step 2: Convert to fraction form
    53,886.96/74,364.12 = 30,014.64/x
  3. Step 3: Cross multiply
    53,886.96x = 74,364.12 × 30,014.64
  4. Step 4: Simplify right side
    53,886.96x = 2,232,012,290.72
  5. Step 5: Solve for x
    x = 2,232,012,290.72/53,886.96
  6. Step 6: Final answer
    x = 41,420.27

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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.