Home / 46,345.50-69,528.24-18,643.50

Finding the Fourth Proportional to 46,345.50, 69,528.24 and 18,643.50

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Solution

The fourth proportional to 46,345.50, 69,528.24 and 18,643.50 is: 27,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,345.50 : 69,528.24 = 18,643.50 : x
  2. Step 2: Convert to fraction form
    46,345.50/69,528.24 = 18,643.50/x
  3. Step 3: Cross multiply
    46,345.50x = 69,528.24 × 18,643.50
  4. Step 4: Simplify right side
    46,345.50x = 1,296,249,742.44
  5. Step 5: Solve for x
    x = 1,296,249,742.44/46,345.50
  6. Step 6: Final answer
    x = 27,969.27

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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.