Home / 106,941.17-160,403.40-28,053.35

Finding the Fourth Proportional to 106,941.17, 160,403.40 and 28,053.35

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Solution

The fourth proportional to 106,941.17, 160,403.40 and 28,053.35 is: 42,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,941.17 : 160,403.40 = 28,053.35 : x
  2. Step 2: Convert to fraction form
    106,941.17/160,403.40 = 28,053.35/x
  3. Step 3: Cross multiply
    106,941.17x = 160,403.40 × 28,053.35
  4. Step 4: Simplify right side
    106,941.17x = 4,499,851,919.37
  5. Step 5: Solve for x
    x = 4,499,851,919.37/106,941.17
  6. Step 6: Final answer
    x = 42,077.82

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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.