Home / 282,353.50-423,541.77-71,996.89

Finding the Fourth Proportional to 282,353.50, 423,541.77 and 71,996.89

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Solution

The fourth proportional to 282,353.50, 423,541.77 and 71,996.89 is: 107,998.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,353.50 : 423,541.77 = 71,996.89 : x
  2. Step 2: Convert to fraction form
    282,353.50/423,541.77 = 71,996.89/x
  3. Step 3: Cross multiply
    282,353.50x = 423,541.77 × 71,996.89
  4. Step 4: Simplify right side
    282,353.50x = 30,493,690,225.10
  5. Step 5: Solve for x
    x = 30,493,690,225.10/282,353.50
  6. Step 6: Final answer
    x = 107,998.27

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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.