Home / 125,823.32-173,579.74-84,974.18

Finding the Fourth Proportional to 125,823.32, 173,579.74 and 84,974.18

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Solution

The fourth proportional to 125,823.32, 173,579.74 and 84,974.18 is: 117,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,823.32 : 173,579.74 = 84,974.18 : x
  2. Step 2: Convert to fraction form
    125,823.32/173,579.74 = 84,974.18/x
  3. Step 3: Cross multiply
    125,823.32x = 173,579.74 × 84,974.18
  4. Step 4: Simplify right side
    125,823.32x = 14,749,796,071.11
  5. Step 5: Solve for x
    x = 14,749,796,071.11/125,823.32
  6. Step 6: Final answer
    x = 117,226.25

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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.