Home / 104,153.55-156,237.61-51,548.91

Finding the Fourth Proportional to 104,153.55, 156,237.61 and 51,548.91

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Solution

The fourth proportional to 104,153.55, 156,237.61 and 51,548.91 is: 77,326.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,153.55 : 156,237.61 = 51,548.91 : x
  2. Step 2: Convert to fraction form
    104,153.55/156,237.61 = 51,548.91/x
  3. Step 3: Cross multiply
    104,153.55x = 156,237.61 × 51,548.91
  4. Step 4: Simplify right side
    104,153.55x = 8,053,877,878.40
  5. Step 5: Solve for x
    x = 8,053,877,878.40/104,153.55
  6. Step 6: Final answer
    x = 77,326.97

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1.5x scale

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.