Home / 89,994.18-124,193.16-49,707.84

Finding the Fourth Proportional to 89,994.18, 124,193.16 and 49,707.84

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Solution

The fourth proportional to 89,994.18, 124,193.16 and 49,707.84 is: 68,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,994.18 : 124,193.16 = 49,707.84 : x
  2. Step 2: Convert to fraction form
    89,994.18/124,193.16 = 49,707.84/x
  3. Step 3: Cross multiply
    89,994.18x = 124,193.16 × 49,707.84
  4. Step 4: Simplify right side
    89,994.18x = 6,173,373,726.37
  5. Step 5: Solve for x
    x = 6,173,373,726.37/89,994.18
  6. Step 6: Final answer
    x = 68,597.48

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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.