Home / 61,627.09-92,454.49-19,509.70

Finding the Fourth Proportional to 61,627.09, 92,454.49 and 19,509.70

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Solution

The fourth proportional to 61,627.09, 92,454.49 and 19,509.70 is: 29,268.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,627.09 : 92,454.49 = 19,509.70 : x
  2. Step 2: Convert to fraction form
    61,627.09/92,454.49 = 19,509.70/x
  3. Step 3: Cross multiply
    61,627.09x = 92,454.49 × 19,509.70
  4. Step 4: Simplify right side
    61,627.09x = 1,803,759,363.55
  5. Step 5: Solve for x
    x = 1,803,759,363.55/61,627.09
  6. Step 6: Final answer
    x = 29,268.94

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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.