Home / 140,263.35-193,560.35-76,601.40

Finding the Fourth Proportional to 140,263.35, 193,560.35 and 76,601.40

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Solution

The fourth proportional to 140,263.35, 193,560.35 and 76,601.40 is: 105,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,263.35 : 193,560.35 = 76,601.40 : x
  2. Step 2: Convert to fraction form
    140,263.35/193,560.35 = 76,601.40/x
  3. Step 3: Cross multiply
    140,263.35x = 193,560.35 × 76,601.40
  4. Step 4: Simplify right side
    140,263.35x = 14,826,993,411.48
  5. Step 5: Solve for x
    x = 14,826,993,411.48/140,263.35
  6. Step 6: Final answer
    x = 105,708.25

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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.