Home / 106,385.87-159,602.49-46,424.03

Finding the Fourth Proportional to 106,385.87, 159,602.49 and 46,424.03

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Solution

The fourth proportional to 106,385.87, 159,602.49 and 46,424.03 is: 69,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,385.87 : 159,602.49 = 46,424.03 : x
  2. Step 2: Convert to fraction form
    106,385.87/159,602.49 = 46,424.03/x
  3. Step 3: Cross multiply
    106,385.87x = 159,602.49 × 46,424.03
  4. Step 4: Simplify right side
    106,385.87x = 7,409,389,985.82
  5. Step 5: Solve for x
    x = 7,409,389,985.82/106,385.87
  6. Step 6: Final answer
    x = 69,646.37

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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.