Home / 54,232.60-81,341.40-16,818.40

Finding the Fourth Proportional to 54,232.60, 81,341.40 and 16,818.40

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Solution

The fourth proportional to 54,232.60, 81,341.40 and 16,818.40 is: 25,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,232.60 : 81,341.40 = 16,818.40 : x
  2. Step 2: Convert to fraction form
    54,232.60/81,341.40 = 16,818.40/x
  3. Step 3: Cross multiply
    54,232.60x = 81,341.40 × 16,818.40
  4. Step 4: Simplify right side
    54,232.60x = 1,368,032,201.76
  5. Step 5: Solve for x
    x = 1,368,032,201.76/54,232.60
  6. Step 6: Final answer
    x = 25,225.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.