Home / 54,295.20-81,442.80-23,133.60

Finding the Fourth Proportional to 54,295.20, 81,442.80 and 23,133.60

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Solution

The fourth proportional to 54,295.20, 81,442.80 and 23,133.60 is: 34,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,295.20 : 81,442.80 = 23,133.60 : x
  2. Step 2: Convert to fraction form
    54,295.20/81,442.80 = 23,133.60/x
  3. Step 3: Cross multiply
    54,295.20x = 81,442.80 × 23,133.60
  4. Step 4: Simplify right side
    54,295.20x = 1,884,065,158.08
  5. Step 5: Solve for x
    x = 1,884,065,158.08/54,295.20
  6. Step 6: Final answer
    x = 34,700.40

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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.