Home / 153,864.72-230,898.04-54,022.34

Finding the Fourth Proportional to 153,864.72, 230,898.04 and 54,022.34

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Solution

The fourth proportional to 153,864.72, 230,898.04 and 54,022.34 is: 81,068.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,864.72 : 230,898.04 = 54,022.34 : x
  2. Step 2: Convert to fraction form
    153,864.72/230,898.04 = 54,022.34/x
  3. Step 3: Cross multiply
    153,864.72x = 230,898.04 × 54,022.34
  4. Step 4: Simplify right side
    153,864.72x = 12,473,652,864.40
  5. Step 5: Solve for x
    x = 12,473,652,864.40/153,864.72
  6. Step 6: Final answer
    x = 81,068.96

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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.