Home / 133,689.57-184,473.55-76,325.24

Finding the Fourth Proportional to 133,689.57, 184,473.55 and 76,325.24

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Solution

The fourth proportional to 133,689.57, 184,473.55 and 76,325.24 is: 105,318.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,689.57 : 184,473.55 = 76,325.24 : x
  2. Step 2: Convert to fraction form
    133,689.57/184,473.55 = 76,325.24/x
  3. Step 3: Cross multiply
    133,689.57x = 184,473.55 × 76,325.24
  4. Step 4: Simplify right side
    133,689.57x = 14,079,987,595.78
  5. Step 5: Solve for x
    x = 14,079,987,595.78/133,689.57
  6. Step 6: Final answer
    x = 105,318.52

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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.