Home / 153,322.53-229,906.04-70,145.25

Finding the Fourth Proportional to 153,322.53, 229,906.04 and 70,145.25

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Solution

The fourth proportional to 153,322.53, 229,906.04 and 70,145.25 is: 105,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,322.53 : 229,906.04 = 70,145.25 : x
  2. Step 2: Convert to fraction form
    153,322.53/229,906.04 = 70,145.25/x
  3. Step 3: Cross multiply
    153,322.53x = 229,906.04 × 70,145.25
  4. Step 4: Simplify right side
    153,322.53x = 16,126,816,301.58
  5. Step 5: Solve for x
    x = 16,126,816,301.58/153,322.53
  6. Step 6: Final answer
    x = 105,182.30

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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.