Home / 153,337.05-230,080.91-69,155.37

Finding the Fourth Proportional to 153,337.05, 230,080.91 and 69,155.37

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Solution

The fourth proportional to 153,337.05, 230,080.91 and 69,155.37 is: 103,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,337.05 : 230,080.91 = 69,155.37 : x
  2. Step 2: Convert to fraction form
    153,337.05/230,080.91 = 69,155.37/x
  3. Step 3: Cross multiply
    153,337.05x = 230,080.91 × 69,155.37
  4. Step 4: Simplify right side
    153,337.05x = 15,911,330,115.21
  5. Step 5: Solve for x
    x = 15,911,330,115.21/153,337.05
  6. Step 6: Final answer
    x = 103,767.03

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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.