Home / 46,387.88-64,048.56-28,506.86

Finding the Fourth Proportional to 46,387.88, 64,048.56 and 28,506.86

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Solution

The fourth proportional to 46,387.88, 64,048.56 and 28,506.86 is: 39,359.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,387.88 : 64,048.56 = 28,506.86 : x
  2. Step 2: Convert to fraction form
    46,387.88/64,048.56 = 28,506.86/x
  3. Step 3: Cross multiply
    46,387.88x = 64,048.56 × 28,506.86
  4. Step 4: Simplify right side
    46,387.88x = 1,825,823,333.12
  5. Step 5: Solve for x
    x = 1,825,823,333.12/46,387.88
  6. Step 6: Final answer
    x = 39,359.92

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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.