Home / 442,151.06-662,977.44-153,830.48

Finding the Fourth Proportional to 442,151.06, 662,977.44 and 153,830.48

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Solution

The fourth proportional to 442,151.06, 662,977.44 and 153,830.48 is: 230,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,151.06 : 662,977.44 = 153,830.48 : x
  2. Step 2: Convert to fraction form
    442,151.06/662,977.44 = 153,830.48/x
  3. Step 3: Cross multiply
    442,151.06x = 662,977.44 × 153,830.48
  4. Step 4: Simplify right side
    442,151.06x = 101,986,136,707.22
  5. Step 5: Solve for x
    x = 101,986,136,707.22/442,151.06
  6. Step 6: Final answer
    x = 230,659.04

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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.