Home / 102,562.27-153,898.63-49,971.76

Finding the Fourth Proportional to 102,562.27, 153,898.63 and 49,971.76

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Solution

The fourth proportional to 102,562.27, 153,898.63 and 49,971.76 is: 74,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,562.27 : 153,898.63 = 49,971.76 : x
  2. Step 2: Convert to fraction form
    102,562.27/153,898.63 = 49,971.76/x
  3. Step 3: Cross multiply
    102,562.27x = 153,898.63 × 49,971.76
  4. Step 4: Simplify right side
    102,562.27x = 7,690,584,893.01
  5. Step 5: Solve for x
    x = 7,690,584,893.01/102,562.27
  6. Step 6: Final answer
    x = 74,984.54

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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.