Home / 133,513.07-200,275.74-74,304.14

Finding the Fourth Proportional to 133,513.07, 200,275.74 and 74,304.14

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Solution

The fourth proportional to 133,513.07, 200,275.74 and 74,304.14 is: 111,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,513.07 : 200,275.74 = 74,304.14 : x
  2. Step 2: Convert to fraction form
    133,513.07/200,275.74 = 74,304.14/x
  3. Step 3: Cross multiply
    133,513.07x = 200,275.74 × 74,304.14
  4. Step 4: Simplify right side
    133,513.07x = 14,881,315,622.18
  5. Step 5: Solve for x
    x = 14,881,315,622.18/133,513.07
  6. Step 6: Final answer
    x = 111,459.62

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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.