Home / 93,888.16-140,853.36-31,556.96

Finding the Fourth Proportional to 93,888.16, 140,853.36 and 31,556.96

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Solution

The fourth proportional to 93,888.16, 140,853.36 and 31,556.96 is: 47,342.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,888.16 : 140,853.36 = 31,556.96 : x
  2. Step 2: Convert to fraction form
    93,888.16/140,853.36 = 31,556.96/x
  3. Step 3: Cross multiply
    93,888.16x = 140,853.36 × 31,556.96
  4. Step 4: Simplify right side
    93,888.16x = 4,444,903,847.39
  5. Step 5: Solve for x
    x = 4,444,903,847.39/93,888.16
  6. Step 6: Final answer
    x = 47,342.54

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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.