Home / 94,003.92-129,707.46-53,730.45

Finding the Fourth Proportional to 94,003.92, 129,707.46 and 53,730.45

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Solution

The fourth proportional to 94,003.92, 129,707.46 and 53,730.45 is: 74,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,003.92 : 129,707.46 = 53,730.45 : x
  2. Step 2: Convert to fraction form
    94,003.92/129,707.46 = 53,730.45/x
  3. Step 3: Cross multiply
    94,003.92x = 129,707.46 × 53,730.45
  4. Step 4: Simplify right side
    94,003.92x = 6,969,240,194.16
  5. Step 5: Solve for x
    x = 6,969,240,194.16/94,003.92
  6. Step 6: Final answer
    x = 74,137.76

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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.