Home / 186,533.44-257,412.80-101,651.20

Finding the Fourth Proportional to 186,533.44, 257,412.80 and 101,651.20

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Solution

The fourth proportional to 186,533.44, 257,412.80 and 101,651.20 is: 140,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,533.44 : 257,412.80 = 101,651.20 : x
  2. Step 2: Convert to fraction form
    186,533.44/257,412.80 = 101,651.20/x
  3. Step 3: Cross multiply
    186,533.44x = 257,412.80 × 101,651.20
  4. Step 4: Simplify right side
    186,533.44x = 26,166,320,015.36
  5. Step 5: Solve for x
    x = 26,166,320,015.36/186,533.44
  6. Step 6: Final answer
    x = 140,276.83

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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.