Home / 193,129.50-289,681.29-52,889.34

Finding the Fourth Proportional to 193,129.50, 289,681.29 and 52,889.34

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Solution

The fourth proportional to 193,129.50, 289,681.29 and 52,889.34 is: 79,330.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,129.50 : 289,681.29 = 52,889.34 : x
  2. Step 2: Convert to fraction form
    193,129.50/289,681.29 = 52,889.34/x
  3. Step 3: Cross multiply
    193,129.50x = 289,681.29 × 52,889.34
  4. Step 4: Simplify right side
    193,129.50x = 15,321,052,238.45
  5. Step 5: Solve for x
    x = 15,321,052,238.45/193,129.50
  6. Step 6: Final answer
    x = 79,330.46

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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.