Home / 132,726.90-183,167.82-72,298.74

Finding the Fourth Proportional to 132,726.90, 183,167.82 and 72,298.74

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Solution

The fourth proportional to 132,726.90, 183,167.82 and 72,298.74 is: 99,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,726.90 : 183,167.82 = 72,298.74 : x
  2. Step 2: Convert to fraction form
    132,726.90/183,167.82 = 72,298.74/x
  3. Step 3: Cross multiply
    132,726.90x = 183,167.82 × 72,298.74
  4. Step 4: Simplify right side
    132,726.90x = 13,242,802,594.55
  5. Step 5: Solve for x
    x = 13,242,802,594.55/132,726.90
  6. Step 6: Final answer
    x = 99,774.82

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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.