Home / 90,802.44-125,303.36-50,513.04

Finding the Fourth Proportional to 90,802.44, 125,303.36 and 50,513.04

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Solution

The fourth proportional to 90,802.44, 125,303.36 and 50,513.04 is: 69,705.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,802.44 : 125,303.36 = 50,513.04 : x
  2. Step 2: Convert to fraction form
    90,802.44/125,303.36 = 50,513.04/x
  3. Step 3: Cross multiply
    90,802.44x = 125,303.36 × 50,513.04
  4. Step 4: Simplify right side
    90,802.44x = 6,329,453,383.25
  5. Step 5: Solve for x
    x = 6,329,453,383.25/90,802.44
  6. Step 6: Final answer
    x = 69,705.76

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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.