Home / 124,298.85-186,281.41-68,054.07

Finding the Fourth Proportional to 124,298.85, 186,281.41 and 68,054.07

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Solution

The fourth proportional to 124,298.85, 186,281.41 and 68,054.07 is: 101,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,298.85 : 186,281.41 = 68,054.07 : x
  2. Step 2: Convert to fraction form
    124,298.85/186,281.41 = 68,054.07/x
  3. Step 3: Cross multiply
    124,298.85x = 186,281.41 × 68,054.07
  4. Step 4: Simplify right side
    124,298.85x = 12,677,208,115.84
  5. Step 5: Solve for x
    x = 12,677,208,115.84/124,298.85
  6. Step 6: Final answer
    x = 101,989.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.