Home / 250,465.23-345,656.16-148,551.03

Finding the Fourth Proportional to 250,465.23, 345,656.16 and 148,551.03

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Solution

The fourth proportional to 250,465.23, 345,656.16 and 148,551.03 is: 205,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,465.23 : 345,656.16 = 148,551.03 : x
  2. Step 2: Convert to fraction form
    250,465.23/345,656.16 = 148,551.03/x
  3. Step 3: Cross multiply
    250,465.23x = 345,656.16 × 148,551.03
  4. Step 4: Simplify right side
    250,465.23x = 51,347,578,593.84
  5. Step 5: Solve for x
    x = 51,347,578,593.84/250,465.23
  6. Step 6: Final answer
    x = 205,008.81

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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.