Home / 77,606.40-116,323.20-33,225.60

Finding the Fourth Proportional to 77,606.40, 116,323.20 and 33,225.60

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Solution

The fourth proportional to 77,606.40, 116,323.20 and 33,225.60 is: 49,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,606.40 : 116,323.20 = 33,225.60 : x
  2. Step 2: Convert to fraction form
    77,606.40/116,323.20 = 33,225.60/x
  3. Step 3: Cross multiply
    77,606.40x = 116,323.20 × 33,225.60
  4. Step 4: Simplify right side
    77,606.40x = 3,864,908,113.92
  5. Step 5: Solve for x
    x = 3,864,908,113.92/77,606.40
  6. Step 6: Final answer
    x = 49,801.41

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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.