Home / 153,450.72-230,207.64-64,704.48

Finding the Fourth Proportional to 153,450.72, 230,207.64 and 64,704.48

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Solution

The fourth proportional to 153,450.72, 230,207.64 and 64,704.48 is: 97,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,450.72 : 230,207.64 = 64,704.48 : x
  2. Step 2: Convert to fraction form
    153,450.72/230,207.64 = 64,704.48/x
  3. Step 3: Cross multiply
    153,450.72x = 230,207.64 × 64,704.48
  4. Step 4: Simplify right side
    153,450.72x = 14,895,465,638.23
  5. Step 5: Solve for x
    x = 14,895,465,638.23/153,450.72
  6. Step 6: Final answer
    x = 97,070.03

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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.