Home / 153,565.90-230,359.79-53,751.22

Finding the Fourth Proportional to 153,565.90, 230,359.79 and 53,751.22

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Solution

The fourth proportional to 153,565.90, 230,359.79 and 53,751.22 is: 80,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,565.90 : 230,359.79 = 53,751.22 : x
  2. Step 2: Convert to fraction form
    153,565.90/230,359.79 = 53,751.22/x
  3. Step 3: Cross multiply
    153,565.90x = 230,359.79 × 53,751.22
  4. Step 4: Simplify right side
    153,565.90x = 12,382,119,579.87
  5. Step 5: Solve for x
    x = 12,382,119,579.87/153,565.90
  6. Step 6: Final answer
    x = 80,630.66

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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.