Home / 94,100.45-129,826.94-53,785.67

Finding the Fourth Proportional to 94,100.45, 129,826.94 and 53,785.67

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Solution

The fourth proportional to 94,100.45, 129,826.94 and 53,785.67 is: 74,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,100.45 : 129,826.94 = 53,785.67 : x
  2. Step 2: Convert to fraction form
    94,100.45/129,826.94 = 53,785.67/x
  3. Step 3: Cross multiply
    94,100.45x = 129,826.94 × 53,785.67
  4. Step 4: Simplify right side
    94,100.45x = 6,982,828,033.89
  5. Step 5: Solve for x
    x = 6,982,828,033.89/94,100.45
  6. Step 6: Final answer
    x = 74,206.11

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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.