Home / 46,470.50-69,666.56-20,155.43

Finding the Fourth Proportional to 46,470.50, 69,666.56 and 20,155.43

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Solution

The fourth proportional to 46,470.50, 69,666.56 and 20,155.43 is: 30,216.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,470.50 : 69,666.56 = 20,155.43 : x
  2. Step 2: Convert to fraction form
    46,470.50/69,666.56 = 20,155.43/x
  3. Step 3: Cross multiply
    46,470.50x = 69,666.56 × 20,155.43
  4. Step 4: Simplify right side
    46,470.50x = 1,404,159,024.31
  5. Step 5: Solve for x
    x = 1,404,159,024.31/46,470.50
  6. Step 6: Final answer
    x = 30,216.14

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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.