Home / 193,059.20-289,610.40-59,938.40

Finding the Fourth Proportional to 193,059.20, 289,610.40 and 59,938.40

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Solution

The fourth proportional to 193,059.20, 289,610.40 and 59,938.40 is: 89,914.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,059.20 : 289,610.40 = 59,938.40 : x
  2. Step 2: Convert to fraction form
    193,059.20/289,610.40 = 59,938.40/x
  3. Step 3: Cross multiply
    193,059.20x = 289,610.40 × 59,938.40
  4. Step 4: Simplify right side
    193,059.20x = 17,358,783,999.36
  5. Step 5: Solve for x
    x = 17,358,783,999.36/193,059.20
  6. Step 6: Final answer
    x = 89,914.31

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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.