Home / 119,435.39-164,826.24-74,127.96

Finding the Fourth Proportional to 119,435.39, 164,826.24 and 74,127.96

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Solution

The fourth proportional to 119,435.39, 164,826.24 and 74,127.96 is: 102,299.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,435.39 : 164,826.24 = 74,127.96 : x
  2. Step 2: Convert to fraction form
    119,435.39/164,826.24 = 74,127.96/x
  3. Step 3: Cross multiply
    119,435.39x = 164,826.24 × 74,127.96
  4. Step 4: Simplify right side
    119,435.39x = 12,218,232,925.67
  5. Step 5: Solve for x
    x = 12,218,232,925.67/119,435.39
  6. Step 6: Final answer
    x = 102,299.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.