Home / 74,813.16-112,197.42-61,632.84

Finding the Fourth Proportional to 74,813.16, 112,197.42 and 61,632.84

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Solution

The fourth proportional to 74,813.16, 112,197.42 and 61,632.84 is: 92,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,813.16 : 112,197.42 = 61,632.84 : x
  2. Step 2: Convert to fraction form
    74,813.16/112,197.42 = 61,632.84/x
  3. Step 3: Cross multiply
    74,813.16x = 112,197.42 × 61,632.84
  4. Step 4: Simplify right side
    74,813.16x = 6,915,045,635.27
  5. Step 5: Solve for x
    x = 6,915,045,635.27/74,813.16
  6. Step 6: Final answer
    x = 92,430.87

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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.