Home / 176,382.54-243,446.40-108,457.95

Finding the Fourth Proportional to 176,382.54, 243,446.40 and 108,457.95

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Solution

The fourth proportional to 176,382.54, 243,446.40 and 108,457.95 is: 149,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,382.54 : 243,446.40 = 108,457.95 : x
  2. Step 2: Convert to fraction form
    176,382.54/243,446.40 = 108,457.95/x
  3. Step 3: Cross multiply
    176,382.54x = 243,446.40 × 108,457.95
  4. Step 4: Simplify right side
    176,382.54x = 26,403,697,478.88
  5. Step 5: Solve for x
    x = 26,403,697,478.88/176,382.54
  6. Step 6: Final answer
    x = 149,695.64

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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.