Home / 69,047.96-95,289.64-38,842.80

Finding the Fourth Proportional to 69,047.96, 95,289.64 and 38,842.80

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Solution

The fourth proportional to 69,047.96, 95,289.64 and 38,842.80 is: 53,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,047.96 : 95,289.64 = 38,842.80 : x
  2. Step 2: Convert to fraction form
    69,047.96/95,289.64 = 38,842.80/x
  3. Step 3: Cross multiply
    69,047.96x = 95,289.64 × 38,842.80
  4. Step 4: Simplify right side
    69,047.96x = 3,701,316,428.59
  5. Step 5: Solve for x
    x = 3,701,316,428.59/69,047.96
  6. Step 6: Final answer
    x = 53,605.01

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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.