Home / 46,272.35-69,436.28-19,977.08

Finding the Fourth Proportional to 46,272.35, 69,436.28 and 19,977.08

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Solution

The fourth proportional to 46,272.35, 69,436.28 and 19,977.08 is: 29,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,272.35 : 69,436.28 = 19,977.08 : x
  2. Step 2: Convert to fraction form
    46,272.35/69,436.28 = 19,977.08/x
  3. Step 3: Cross multiply
    46,272.35x = 69,436.28 × 19,977.08
  4. Step 4: Simplify right side
    46,272.35x = 1,387,133,823.22
  5. Step 5: Solve for x
    x = 1,387,133,823.22/46,272.35
  6. Step 6: Final answer
    x = 29,977.59

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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.