Home / 93,674.70-140,512.05-83,833.20

Finding the Fourth Proportional to 93,674.70, 140,512.05 and 83,833.20

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Solution

The fourth proportional to 93,674.70, 140,512.05 and 83,833.20 is: 125,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,674.70 : 140,512.05 = 83,833.20 : x
  2. Step 2: Convert to fraction form
    93,674.70/140,512.05 = 83,833.20/x
  3. Step 3: Cross multiply
    93,674.70x = 140,512.05 × 83,833.20
  4. Step 4: Simplify right side
    93,674.70x = 11,779,574,790.06
  5. Step 5: Solve for x
    x = 11,779,574,790.06/93,674.70
  6. Step 6: Final answer
    x = 125,749.80

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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.