Home / 74,862.94-103,328.24-49,373.92

Finding the Fourth Proportional to 74,862.94, 103,328.24 and 49,373.92

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Solution

The fourth proportional to 74,862.94, 103,328.24 and 49,373.92 is: 68,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,862.94 : 103,328.24 = 49,373.92 : x
  2. Step 2: Convert to fraction form
    74,862.94/103,328.24 = 49,373.92/x
  3. Step 3: Cross multiply
    74,862.94x = 103,328.24 × 49,373.92
  4. Step 4: Simplify right side
    74,862.94x = 5,101,720,255.50
  5. Step 5: Solve for x
    x = 5,101,720,255.50/74,862.94
  6. Step 6: Final answer
    x = 68,147.47

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1.5x scale

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.