Home / 233,211.36-349,817.04-128,694.62

Finding the Fourth Proportional to 233,211.36, 349,817.04 and 128,694.62

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Solution

The fourth proportional to 233,211.36, 349,817.04 and 128,694.62 is: 193,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,211.36 : 349,817.04 = 128,694.62 : x
  2. Step 2: Convert to fraction form
    233,211.36/349,817.04 = 128,694.62/x
  3. Step 3: Cross multiply
    233,211.36x = 349,817.04 × 128,694.62
  4. Step 4: Simplify right side
    233,211.36x = 45,019,571,032.32
  5. Step 5: Solve for x
    x = 45,019,571,032.32/233,211.36
  6. Step 6: Final answer
    x = 193,041.93

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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.