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Finding the Fourth Proportional to 189,483.32, 284,163.40 and 63,089.61

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Solution

The fourth proportional to 189,483.32, 284,163.40 and 63,089.61 is: 94,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,483.32 : 284,163.40 = 63,089.61 : x
  2. Step 2: Convert to fraction form
    189,483.32/284,163.40 = 63,089.61/x
  3. Step 3: Cross multiply
    189,483.32x = 284,163.40 × 63,089.61
  4. Step 4: Simplify right side
    189,483.32x = 17,927,758,082.27
  5. Step 5: Solve for x
    x = 17,927,758,082.27/189,483.32
  6. Step 6: Final answer
    x = 94,613.91

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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.