Home / 250,036.86-345,050.67-136,859.50

Finding the Fourth Proportional to 250,036.86, 345,050.67 and 136,859.50

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Solution

The fourth proportional to 250,036.86, 345,050.67 and 136,859.50 is: 188,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,036.86 : 345,050.67 = 136,859.50 : x
  2. Step 2: Convert to fraction form
    250,036.86/345,050.67 = 136,859.50/x
  3. Step 3: Cross multiply
    250,036.86x = 345,050.67 × 136,859.50
  4. Step 4: Simplify right side
    250,036.86x = 47,223,462,170.87
  5. Step 5: Solve for x
    x = 47,223,462,170.87/250,036.86
  6. Step 6: Final answer
    x = 188,866.00

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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.