Home / 294,669.15-441,922.85-81,386.07

Finding the Fourth Proportional to 294,669.15, 441,922.85 and 81,386.07

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Solution

The fourth proportional to 294,669.15, 441,922.85 and 81,386.07 is: 122,056.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,669.15 : 441,922.85 = 81,386.07 : x
  2. Step 2: Convert to fraction form
    294,669.15/441,922.85 = 81,386.07/x
  3. Step 3: Cross multiply
    294,669.15x = 441,922.85 × 81,386.07
  4. Step 4: Simplify right side
    294,669.15x = 35,966,363,597.77
  5. Step 5: Solve for x
    x = 35,966,363,597.77/294,669.15
  6. Step 6: Final answer
    x = 122,056.77

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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.