Home / 29,017.12-43,521.84-8,242.72

Finding the Fourth Proportional to 29,017.12, 43,521.84 and 8,242.72

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Solution

The fourth proportional to 29,017.12, 43,521.84 and 8,242.72 is: 12,362.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,017.12 : 43,521.84 = 8,242.72 : x
  2. Step 2: Convert to fraction form
    29,017.12/43,521.84 = 8,242.72/x
  3. Step 3: Cross multiply
    29,017.12x = 43,521.84 × 8,242.72
  4. Step 4: Simplify right side
    29,017.12x = 358,738,341.00
  5. Step 5: Solve for x
    x = 358,738,341.00/29,017.12
  6. Step 6: Final answer
    x = 12,362.99

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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.