Home / 132,777.88-183,230.94-72,347.80

Finding the Fourth Proportional to 132,777.88, 183,230.94 and 72,347.80

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Solution

The fourth proportional to 132,777.88, 183,230.94 and 72,347.80 is: 99,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,777.88 : 183,230.94 = 72,347.80 : x
  2. Step 2: Convert to fraction form
    132,777.88/183,230.94 = 72,347.80/x
  3. Step 3: Cross multiply
    132,777.88x = 183,230.94 × 72,347.80
  4. Step 4: Simplify right side
    132,777.88x = 13,256,355,400.93
  5. Step 5: Solve for x
    x = 13,256,355,400.93/132,777.88
  6. Step 6: Final answer
    x = 99,838.58

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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.