Home / 70,556.85-97,362.09-38,725.05

Finding the Fourth Proportional to 70,556.85, 97,362.09 and 38,725.05

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Solution

The fourth proportional to 70,556.85, 97,362.09 and 38,725.05 is: 53,437.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,556.85 : 97,362.09 = 38,725.05 : x
  2. Step 2: Convert to fraction form
    70,556.85/97,362.09 = 38,725.05/x
  3. Step 3: Cross multiply
    70,556.85x = 97,362.09 × 38,725.05
  4. Step 4: Simplify right side
    70,556.85x = 3,770,351,803.35
  5. Step 5: Solve for x
    x = 3,770,351,803.35/70,556.85
  6. Step 6: Final answer
    x = 53,437.08

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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.