Home / 82,621.47-114,017.75-46,813.91

Finding the Fourth Proportional to 82,621.47, 114,017.75 and 46,813.91

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Solution

The fourth proportional to 82,621.47, 114,017.75 and 46,813.91 is: 64,603.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,621.47 : 114,017.75 = 46,813.91 : x
  2. Step 2: Convert to fraction form
    82,621.47/114,017.75 = 46,813.91/x
  3. Step 3: Cross multiply
    82,621.47x = 114,017.75 × 46,813.91
  4. Step 4: Simplify right side
    82,621.47x = 5,337,616,058.30
  5. Step 5: Solve for x
    x = 5,337,616,058.30/82,621.47
  6. Step 6: Final answer
    x = 64,603.25

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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.