Home / 153,899.36-230,862.20-54,050.86

Finding the Fourth Proportional to 153,899.36, 230,862.20 and 54,050.86

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Solution

The fourth proportional to 153,899.36, 230,862.20 and 54,050.86 is: 81,080.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,899.36 : 230,862.20 = 54,050.86 : x
  2. Step 2: Convert to fraction form
    153,899.36/230,862.20 = 54,050.86/x
  3. Step 3: Cross multiply
    153,899.36x = 230,862.20 × 54,050.86
  4. Step 4: Simplify right side
    153,899.36x = 12,478,300,451.49
  5. Step 5: Solve for x
    x = 12,478,300,451.49/153,899.36
  6. Step 6: Final answer
    x = 81,080.91

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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.