Home / 69,030.10-95,259.64-38,814.65

Finding the Fourth Proportional to 69,030.10, 95,259.64 and 38,814.65

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Solution

The fourth proportional to 69,030.10, 95,259.64 and 38,814.65 is: 53,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.10 : 95,259.64 = 38,814.65 : x
  2. Step 2: Convert to fraction form
    69,030.10/95,259.64 = 38,814.65/x
  3. Step 3: Cross multiply
    69,030.10x = 95,259.64 × 38,814.65
  4. Step 4: Simplify right side
    69,030.10x = 3,697,469,065.31
  5. Step 5: Solve for x
    x = 3,697,469,065.31/69,030.10
  6. Step 6: Final answer
    x = 53,563.14

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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.