Home / 125,032.68-172,625.58-111,580.83

Finding the Fourth Proportional to 125,032.68, 172,625.58 and 111,580.83

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Solution

The fourth proportional to 125,032.68, 172,625.58 and 111,580.83 is: 154,053.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,032.68 : 172,625.58 = 111,580.83 : x
  2. Step 2: Convert to fraction form
    125,032.68/172,625.58 = 111,580.83/x
  3. Step 3: Cross multiply
    125,032.68x = 172,625.58 × 111,580.83
  4. Step 4: Simplify right side
    125,032.68x = 19,261,705,495.63
  5. Step 5: Solve for x
    x = 19,261,705,495.63/125,032.68
  6. Step 6: Final answer
    x = 154,053.37

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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.