Home / 125,926.21-173,725.14-83,410.93

Finding the Fourth Proportional to 125,926.21, 173,725.14 and 83,410.93

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Solution

The fourth proportional to 125,926.21, 173,725.14 and 83,410.93 is: 115,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,926.21 : 173,725.14 = 83,410.93 : x
  2. Step 2: Convert to fraction form
    125,926.21/173,725.14 = 83,410.93/x
  3. Step 3: Cross multiply
    125,926.21x = 173,725.14 × 83,410.93
  4. Step 4: Simplify right side
    125,926.21x = 14,490,575,491.78
  5. Step 5: Solve for x
    x = 14,490,575,491.78/125,926.21
  6. Step 6: Final answer
    x = 115,071.96

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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.