Home / 106,526.04-159,810.92-31,639.51

Finding the Fourth Proportional to 106,526.04, 159,810.92 and 31,639.51

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Solution

The fourth proportional to 106,526.04, 159,810.92 and 31,639.51 is: 47,465.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,526.04 : 159,810.92 = 31,639.51 : x
  2. Step 2: Convert to fraction form
    106,526.04/159,810.92 = 31,639.51/x
  3. Step 3: Cross multiply
    106,526.04x = 159,810.92 × 31,639.51
  4. Step 4: Simplify right side
    106,526.04x = 5,056,339,539.64
  5. Step 5: Solve for x
    x = 5,056,339,539.64/106,526.04
  6. Step 6: Final answer
    x = 47,465.76

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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.