Home / 204,430.48-306,695.04-64,189.08

Finding the Fourth Proportional to 204,430.48, 306,695.04 and 64,189.08

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Solution

The fourth proportional to 204,430.48, 306,695.04 and 64,189.08 is: 96,299.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,430.48 : 306,695.04 = 64,189.08 : x
  2. Step 2: Convert to fraction form
    204,430.48/306,695.04 = 64,189.08/x
  3. Step 3: Cross multiply
    204,430.48x = 306,695.04 × 64,189.08
  4. Step 4: Simplify right side
    204,430.48x = 19,686,472,458.16
  5. Step 5: Solve for x
    x = 19,686,472,458.16/204,430.48
  6. Step 6: Final answer
    x = 96,299.11

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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.