Home / 132,897.21-183,006.16-118,744.89

Finding the Fourth Proportional to 132,897.21, 183,006.16 and 118,744.89

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Solution

The fourth proportional to 132,897.21, 183,006.16 and 118,744.89 is: 163,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,897.21 : 183,006.16 = 118,744.89 : x
  2. Step 2: Convert to fraction form
    132,897.21/183,006.16 = 118,744.89/x
  3. Step 3: Cross multiply
    132,897.21x = 183,006.16 × 118,744.89
  4. Step 4: Simplify right side
    132,897.21x = 21,731,046,338.52
  5. Step 5: Solve for x
    x = 21,731,046,338.52/132,897.21
  6. Step 6: Final answer
    x = 163,517.70

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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.