Home / 188,557.40-260,208.96-108,011.00

Finding the Fourth Proportional to 188,557.40, 260,208.96 and 108,011.00

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Solution

The fourth proportional to 188,557.40, 260,208.96 and 108,011.00 is: 149,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,557.40 : 260,208.96 = 108,011.00 : x
  2. Step 2: Convert to fraction form
    188,557.40/260,208.96 = 108,011.00/x
  3. Step 3: Cross multiply
    188,557.40x = 260,208.96 × 108,011.00
  4. Step 4: Simplify right side
    188,557.40x = 28,105,430,224.04
  5. Step 5: Solve for x
    x = 28,105,430,224.04/188,557.40
  6. Step 6: Final answer
    x = 149,055.03

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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.