Home / 46,699.34-70,048.40-11,639.30

Finding the Fourth Proportional to 46,699.34, 70,048.40 and 11,639.30

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Solution

The fourth proportional to 46,699.34, 70,048.40 and 11,639.30 is: 17,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,699.34 : 70,048.40 = 11,639.30 : x
  2. Step 2: Convert to fraction form
    46,699.34/70,048.40 = 11,639.30/x
  3. Step 3: Cross multiply
    46,699.34x = 70,048.40 × 11,639.30
  4. Step 4: Simplify right side
    46,699.34x = 815,313,933.68
  5. Step 5: Solve for x
    x = 815,313,933.68/46,699.34
  6. Step 6: Final answer
    x = 17,458.79

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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.