Home / 46,862.79-70,279.47-15,690.75

Finding the Fourth Proportional to 46,862.79, 70,279.47 and 15,690.75

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Solution

The fourth proportional to 46,862.79, 70,279.47 and 15,690.75 is: 23,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,862.79 : 70,279.47 = 15,690.75 : x
  2. Step 2: Convert to fraction form
    46,862.79/70,279.47 = 15,690.75/x
  3. Step 3: Cross multiply
    46,862.79x = 70,279.47 × 15,690.75
  4. Step 4: Simplify right side
    46,862.79x = 1,102,737,593.90
  5. Step 5: Solve for x
    x = 1,102,737,593.90/46,862.79
  6. Step 6: Final answer
    x = 23,531.20

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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.