Home / 116,427.87-174,517.46-66,400.24

Finding the Fourth Proportional to 116,427.87, 174,517.46 and 66,400.24

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Solution

The fourth proportional to 116,427.87, 174,517.46 and 66,400.24 is: 99,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,427.87 : 174,517.46 = 66,400.24 : x
  2. Step 2: Convert to fraction form
    116,427.87/174,517.46 = 66,400.24/x
  3. Step 3: Cross multiply
    116,427.87x = 174,517.46 × 66,400.24
  4. Step 4: Simplify right side
    116,427.87x = 11,588,001,394.19
  5. Step 5: Solve for x
    x = 11,588,001,394.19/116,427.87
  6. Step 6: Final answer
    x = 99,529.45

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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.