Home / 106,454.02-159,674.76-39,888.58

Finding the Fourth Proportional to 106,454.02, 159,674.76 and 39,888.58

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Solution

The fourth proportional to 106,454.02, 159,674.76 and 39,888.58 is: 59,830.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,454.02 : 159,674.76 = 39,888.58 : x
  2. Step 2: Convert to fraction form
    106,454.02/159,674.76 = 39,888.58/x
  3. Step 3: Cross multiply
    106,454.02x = 159,674.76 × 39,888.58
  4. Step 4: Simplify right side
    106,454.02x = 6,369,198,440.42
  5. Step 5: Solve for x
    x = 6,369,198,440.42/106,454.02
  6. Step 6: Final answer
    x = 59,830.51

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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.