Home / 133,585.66-200,303.42-91,513.18

Finding the Fourth Proportional to 133,585.66, 200,303.42 and 91,513.18

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Solution

The fourth proportional to 133,585.66, 200,303.42 and 91,513.18 is: 137,218.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,585.66 : 200,303.42 = 91,513.18 : x
  2. Step 2: Convert to fraction form
    133,585.66/200,303.42 = 91,513.18/x
  3. Step 3: Cross multiply
    133,585.66x = 200,303.42 × 91,513.18
  4. Step 4: Simplify right side
    133,585.66x = 18,330,402,929.08
  5. Step 5: Solve for x
    x = 18,330,402,929.08/133,585.66
  6. Step 6: Final answer
    x = 137,218.34

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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.