Home / 132,962.32-183,406.44-90,539.92

Finding the Fourth Proportional to 132,962.32, 183,406.44 and 90,539.92

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Solution

The fourth proportional to 132,962.32, 183,406.44 and 90,539.92 is: 124,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,962.32 : 183,406.44 = 90,539.92 : x
  2. Step 2: Convert to fraction form
    132,962.32/183,406.44 = 90,539.92/x
  3. Step 3: Cross multiply
    132,962.32x = 183,406.44 × 90,539.92
  4. Step 4: Simplify right side
    132,962.32x = 16,605,604,405.08
  5. Step 5: Solve for x
    x = 16,605,604,405.08/132,962.32
  6. Step 6: Final answer
    x = 124,889.55

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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.