Home / 118,117.11-177,249.45-47,996.40

Finding the Fourth Proportional to 118,117.11, 177,249.45 and 47,996.40

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Solution

The fourth proportional to 118,117.11, 177,249.45 and 47,996.40 is: 72,024.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,117.11 : 177,249.45 = 47,996.40 : x
  2. Step 2: Convert to fraction form
    118,117.11/177,249.45 = 47,996.40/x
  3. Step 3: Cross multiply
    118,117.11x = 177,249.45 × 47,996.40
  4. Step 4: Simplify right side
    118,117.11x = 8,507,335,501.98
  5. Step 5: Solve for x
    x = 8,507,335,501.98/118,117.11
  6. Step 6: Final answer
    x = 72,024.58

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1.5x scale

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.