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Finding the Fourth Proportional to 73,411.90, 101,301.51 and 50,775.10

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Solution

The fourth proportional to 73,411.90, 101,301.51 and 50,775.10 is: 70,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,411.90 : 101,301.51 = 50,775.10 : x
  2. Step 2: Convert to fraction form
    73,411.90/101,301.51 = 50,775.10/x
  3. Step 3: Cross multiply
    73,411.90x = 101,301.51 × 50,775.10
  4. Step 4: Simplify right side
    73,411.90x = 5,143,594,300.40
  5. Step 5: Solve for x
    x = 5,143,594,300.40/73,411.90
  6. Step 6: Final answer
    x = 70,064.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.