Home / 30,751.04-46,125.48-9,974

Finding the Fourth Proportional to 30,751.04, 46,125.48 and 9,974

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Solution

The fourth proportional to 30,751.04, 46,125.48 and 9,974 is: 14,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751.04 : 46,125.48 = 9,974 : x
  2. Step 2: Convert to fraction form
    30,751.04/46,125.48 = 9,974/x
  3. Step 3: Cross multiply
    30,751.04x = 46,125.48 × 9,974
  4. Step 4: Simplify right side
    30,751.04x = 460,055,537.52
  5. Step 5: Solve for x
    x = 460,055,537.52/30,751.04
  6. Step 6: Final answer
    x = 14,960.65

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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.