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Finding the Fourth Proportional to 61,614.01, 92,429.25 and 21,623.50

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Solution

The fourth proportional to 61,614.01, 92,429.25 and 21,623.50 is: 32,438.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,614.01 : 92,429.25 = 21,623.50 : x
  2. Step 2: Convert to fraction form
    61,614.01/92,429.25 = 21,623.50/x
  3. Step 3: Cross multiply
    61,614.01x = 92,429.25 × 21,623.50
  4. Step 4: Simplify right side
    61,614.01x = 1,998,643,887.38
  5. Step 5: Solve for x
    x = 1,998,643,887.38/61,614.01
  6. Step 6: Final answer
    x = 32,438.14

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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.