Home / 178,054.64-245,716.12-97,489.67

Finding the Fourth Proportional to 178,054.64, 245,716.12 and 97,489.67

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Solution

The fourth proportional to 178,054.64, 245,716.12 and 97,489.67 is: 134,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,054.64 : 245,716.12 = 97,489.67 : x
  2. Step 2: Convert to fraction form
    178,054.64/245,716.12 = 97,489.67/x
  3. Step 3: Cross multiply
    178,054.64x = 245,716.12 × 97,489.67
  4. Step 4: Simplify right side
    178,054.64x = 23,954,782,223.90
  5. Step 5: Solve for x
    x = 23,954,782,223.90/178,054.64
  6. Step 6: Final answer
    x = 134,536.13

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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.