Home / 91,433.25-126,203.25-53,200.19

Finding the Fourth Proportional to 91,433.25, 126,203.25 and 53,200.19

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Solution

The fourth proportional to 91,433.25, 126,203.25 and 53,200.19 is: 73,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,433.25 : 126,203.25 = 53,200.19 : x
  2. Step 2: Convert to fraction form
    91,433.25/126,203.25 = 53,200.19/x
  3. Step 3: Cross multiply
    91,433.25x = 126,203.25 × 53,200.19
  4. Step 4: Simplify right side
    91,433.25x = 6,714,036,247.60
  5. Step 5: Solve for x
    x = 6,714,036,247.60/91,433.25
  6. Step 6: Final answer
    x = 73,431.01

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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.