Home / 153,452.10-230,209.70-64,705.86

Finding the Fourth Proportional to 153,452.10, 230,209.70 and 64,705.86

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Solution

The fourth proportional to 153,452.10, 230,209.70 and 64,705.86 is: 97,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,452.10 : 230,209.70 = 64,705.86 : x
  2. Step 2: Convert to fraction form
    153,452.10/230,209.70 = 64,705.86/x
  3. Step 3: Cross multiply
    153,452.10x = 230,209.70 × 64,705.86
  4. Step 4: Simplify right side
    153,452.10x = 14,895,916,618.84
  5. Step 5: Solve for x
    x = 14,895,916,618.84/153,452.10
  6. Step 6: Final answer
    x = 97,072.09

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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.