Home / 102,854.34-154,226.03-46,663.79

Finding the Fourth Proportional to 102,854.34, 154,226.03 and 46,663.79

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Solution

The fourth proportional to 102,854.34, 154,226.03 and 46,663.79 is: 69,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,854.34 : 154,226.03 = 46,663.79 : x
  2. Step 2: Convert to fraction form
    102,854.34/154,226.03 = 46,663.79/x
  3. Step 3: Cross multiply
    102,854.34x = 154,226.03 × 46,663.79
  4. Step 4: Simplify right side
    102,854.34x = 7,196,770,305.32
  5. Step 5: Solve for x
    x = 7,196,770,305.32/102,854.34
  6. Step 6: Final answer
    x = 69,970.51

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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.