Home / 69,094.80-103,551.48-53,439.12

Finding the Fourth Proportional to 69,094.80, 103,551.48 and 53,439.12

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Solution

The fourth proportional to 69,094.80, 103,551.48 and 53,439.12 is: 80,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,094.80 : 103,551.48 = 53,439.12 : x
  2. Step 2: Convert to fraction form
    69,094.80/103,551.48 = 53,439.12/x
  3. Step 3: Cross multiply
    69,094.80x = 103,551.48 × 53,439.12
  4. Step 4: Simplify right side
    69,094.80x = 5,533,699,965.90
  5. Step 5: Solve for x
    x = 5,533,699,965.90/69,094.80
  6. Step 6: Final answer
    x = 80,088.52

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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.