Home / 242,757.46-335,005.57-135,325.18

Finding the Fourth Proportional to 242,757.46, 335,005.57 and 135,325.18

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Solution

The fourth proportional to 242,757.46, 335,005.57 and 135,325.18 is: 186,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,757.46 : 335,005.57 = 135,325.18 : x
  2. Step 2: Convert to fraction form
    242,757.46/335,005.57 = 135,325.18/x
  3. Step 3: Cross multiply
    242,757.46x = 335,005.57 × 135,325.18
  4. Step 4: Simplify right side
    242,757.46x = 45,334,689,649.17
  5. Step 5: Solve for x
    x = 45,334,689,649.17/242,757.46
  6. Step 6: Final answer
    x = 186,748.91

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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.