Home / 125,724.12-173,499.64-68,363.46

Finding the Fourth Proportional to 125,724.12, 173,499.64 and 68,363.46

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Solution

The fourth proportional to 125,724.12, 173,499.64 and 68,363.46 is: 94,341.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,724.12 : 173,499.64 = 68,363.46 : x
  2. Step 2: Convert to fraction form
    125,724.12/173,499.64 = 68,363.46/x
  3. Step 3: Cross multiply
    125,724.12x = 173,499.64 × 68,363.46
  4. Step 4: Simplify right side
    125,724.12x = 11,861,035,699.15
  5. Step 5: Solve for x
    x = 11,861,035,699.15/125,724.12
  6. Step 6: Final answer
    x = 94,341.77

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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.