Home / 234,857.32-352,325.10-77,043.40

Finding the Fourth Proportional to 234,857.32, 352,325.10 and 77,043.40

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Solution

The fourth proportional to 234,857.32, 352,325.10 and 77,043.40 is: 115,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,857.32 : 352,325.10 = 77,043.40 : x
  2. Step 2: Convert to fraction form
    234,857.32/352,325.10 = 77,043.40/x
  3. Step 3: Cross multiply
    234,857.32x = 352,325.10 × 77,043.40
  4. Step 4: Simplify right side
    234,857.32x = 27,144,323,609.34
  5. Step 5: Solve for x
    x = 27,144,323,609.34/234,857.32
  6. Step 6: Final answer
    x = 115,577.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.