Home / 153,623.06-230,473.48-42,815.06

Finding the Fourth Proportional to 153,623.06, 230,473.48 and 42,815.06

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Solution

The fourth proportional to 153,623.06, 230,473.48 and 42,815.06 is: 64,233.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,623.06 : 230,473.48 = 42,815.06 : x
  2. Step 2: Convert to fraction form
    153,623.06/230,473.48 = 42,815.06/x
  3. Step 3: Cross multiply
    153,623.06x = 230,473.48 × 42,815.06
  4. Step 4: Simplify right side
    153,623.06x = 9,867,736,343.75
  5. Step 5: Solve for x
    x = 9,867,736,343.75/153,623.06
  6. Step 6: Final answer
    x = 64,233.43

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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.