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Finding the Fourth Proportional to 73,369.71, 110,000.70 and 23,421.06

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Solution

The fourth proportional to 73,369.71, 110,000.70 and 23,421.06 is: 35,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,369.71 : 110,000.70 = 23,421.06 : x
  2. Step 2: Convert to fraction form
    73,369.71/110,000.70 = 23,421.06/x
  3. Step 3: Cross multiply
    73,369.71x = 110,000.70 × 23,421.06
  4. Step 4: Simplify right side
    73,369.71x = 2,576,332,994.74
  5. Step 5: Solve for x
    x = 2,576,332,994.74/73,369.71
  6. Step 6: Final answer
    x = 35,114.40

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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.