Home / 35,151.60-52,712.04-10,521.84

Finding the Fourth Proportional to 35,151.60, 52,712.04 and 10,521.84

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Solution

The fourth proportional to 35,151.60, 52,712.04 and 10,521.84 is: 15,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,151.60 : 52,712.04 = 10,521.84 : x
  2. Step 2: Convert to fraction form
    35,151.60/52,712.04 = 10,521.84/x
  3. Step 3: Cross multiply
    35,151.60x = 52,712.04 × 10,521.84
  4. Step 4: Simplify right side
    35,151.60x = 554,627,650.95
  5. Step 5: Solve for x
    x = 554,627,650.95/35,151.60
  6. Step 6: Final answer
    x = 15,778.16

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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.