Home / 153,328.03-229,914.28-70,150.75

Finding the Fourth Proportional to 153,328.03, 229,914.28 and 70,150.75

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Solution

The fourth proportional to 153,328.03, 229,914.28 and 70,150.75 is: 105,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,328.03 : 229,914.28 = 70,150.75 : x
  2. Step 2: Convert to fraction form
    153,328.03/229,914.28 = 70,150.75/x
  3. Step 3: Cross multiply
    153,328.03x = 229,914.28 × 70,150.75
  4. Step 4: Simplify right side
    153,328.03x = 16,128,659,177.71
  5. Step 5: Solve for x
    x = 16,128,659,177.71/153,328.03
  6. Step 6: Final answer
    x = 105,190.55

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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.