Home / 250,027.13-345,039.87-136,852.31

Finding the Fourth Proportional to 250,027.13, 345,039.87 and 136,852.31

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Solution

The fourth proportional to 250,027.13, 345,039.87 and 136,852.31 is: 188,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,027.13 : 345,039.87 = 136,852.31 : x
  2. Step 2: Convert to fraction form
    250,027.13/345,039.87 = 136,852.31/x
  3. Step 3: Cross multiply
    250,027.13x = 345,039.87 × 136,852.31
  4. Step 4: Simplify right side
    250,027.13x = 47,219,501,526.40
  5. Step 5: Solve for x
    x = 47,219,501,526.40/250,027.13
  6. Step 6: Final answer
    x = 188,857.52

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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.