Home / 106,897.20-160,734.60-104,564.40

Finding the Fourth Proportional to 106,897.20, 160,734.60 and 104,564.40

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Solution

The fourth proportional to 106,897.20, 160,734.60 and 104,564.40 is: 157,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,897.20 : 160,734.60 = 104,564.40 : x
  2. Step 2: Convert to fraction form
    106,897.20/160,734.60 = 104,564.40/x
  3. Step 3: Cross multiply
    106,897.20x = 160,734.60 × 104,564.40
  4. Step 4: Simplify right side
    106,897.20x = 16,807,117,008.24
  5. Step 5: Solve for x
    x = 16,807,117,008.24/106,897.20
  6. Step 6: Final answer
    x = 157,226.92

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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.