Home / 209,804.82-289,526.96-114,312.18

Finding the Fourth Proportional to 209,804.82, 289,526.96 and 114,312.18

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Solution

The fourth proportional to 209,804.82, 289,526.96 and 114,312.18 is: 157,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,804.82 : 289,526.96 = 114,312.18 : x
  2. Step 2: Convert to fraction form
    209,804.82/289,526.96 = 114,312.18/x
  3. Step 3: Cross multiply
    209,804.82x = 289,526.96 × 114,312.18
  4. Step 4: Simplify right side
    209,804.82x = 33,096,457,394.81
  5. Step 5: Solve for x
    x = 33,096,457,394.81/209,804.82
  6. Step 6: Final answer
    x = 157,748.79

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1.5x scale

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.