Home / 85,369.32-127,950.30-60,416.73

Finding the Fourth Proportional to 85,369.32, 127,950.30 and 60,416.73

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Solution

The fourth proportional to 85,369.32, 127,950.30 and 60,416.73 is: 90,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,369.32 : 127,950.30 = 60,416.73 : x
  2. Step 2: Convert to fraction form
    85,369.32/127,950.30 = 60,416.73/x
  3. Step 3: Cross multiply
    85,369.32x = 127,950.30 × 60,416.73
  4. Step 4: Simplify right side
    85,369.32x = 7,730,338,728.52
  5. Step 5: Solve for x
    x = 7,730,338,728.52/85,369.32
  6. Step 6: Final answer
    x = 90,551.72

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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.