Home / 125,460.10-173,085.67-71,716.29

Finding the Fourth Proportional to 125,460.10, 173,085.67 and 71,716.29

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Solution

The fourth proportional to 125,460.10, 173,085.67 and 71,716.29 is: 98,940.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,460.10 : 173,085.67 = 71,716.29 : x
  2. Step 2: Convert to fraction form
    125,460.10/173,085.67 = 71,716.29/x
  3. Step 3: Cross multiply
    125,460.10x = 173,085.67 × 71,716.29
  4. Step 4: Simplify right side
    125,460.10x = 12,413,061,645.99
  5. Step 5: Solve for x
    x = 12,413,061,645.99/125,460.10
  6. Step 6: Final answer
    x = 98,940.31

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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.