Home / 144,296.55-199,000.31-90,586.58

Finding the Fourth Proportional to 144,296.55, 199,000.31 and 90,586.58

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Solution

The fourth proportional to 144,296.55, 199,000.31 and 90,586.58 is: 124,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,296.55 : 199,000.31 = 90,586.58 : x
  2. Step 2: Convert to fraction form
    144,296.55/199,000.31 = 90,586.58/x
  3. Step 3: Cross multiply
    144,296.55x = 199,000.31 × 90,586.58
  4. Step 4: Simplify right side
    144,296.55x = 18,026,756,053.91
  5. Step 5: Solve for x
    x = 18,026,756,053.91/144,296.55
  6. Step 6: Final answer
    x = 124,928.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.