Home / 133,112.02-198,513.43-113,516.50

Finding the Fourth Proportional to 133,112.02, 198,513.43 and 113,516.50

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Solution

The fourth proportional to 133,112.02, 198,513.43 and 113,516.50 is: 169,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,112.02 : 198,513.43 = 113,516.50 : x
  2. Step 2: Convert to fraction form
    133,112.02/198,513.43 = 113,516.50/x
  3. Step 3: Cross multiply
    133,112.02x = 198,513.43 × 113,516.50
  4. Step 4: Simplify right side
    133,112.02x = 22,534,549,776.60
  5. Step 5: Solve for x
    x = 22,534,549,776.60/133,112.02
  6. Step 6: Final answer
    x = 169,290.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.