Home / 142,354.00-196,450.85-84,998.34

Finding the Fourth Proportional to 142,354.00, 196,450.85 and 84,998.34

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Solution

The fourth proportional to 142,354.00, 196,450.85 and 84,998.34 is: 117,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,354.00 : 196,450.85 = 84,998.34 : x
  2. Step 2: Convert to fraction form
    142,354.00/196,450.85 = 84,998.34/x
  3. Step 3: Cross multiply
    142,354.00x = 196,450.85 × 84,998.34
  4. Step 4: Simplify right side
    142,354.00x = 16,697,996,354.08
  5. Step 5: Solve for x
    x = 16,697,996,354.08/142,354.00
  6. Step 6: Final answer
    x = 117,299.10

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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.