Home / 176,158.21-243,161.37-104,538.22

Finding the Fourth Proportional to 176,158.21, 243,161.37 and 104,538.22

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Solution

The fourth proportional to 176,158.21, 243,161.37 and 104,538.22 is: 144,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,158.21 : 243,161.37 = 104,538.22 : x
  2. Step 2: Convert to fraction form
    176,158.21/243,161.37 = 104,538.22/x
  3. Step 3: Cross multiply
    176,158.21x = 243,161.37 × 104,538.22
  4. Step 4: Simplify right side
    176,158.21x = 25,419,656,792.56
  5. Step 5: Solve for x
    x = 25,419,656,792.56/176,158.21
  6. Step 6: Final answer
    x = 144,300.15

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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.