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Finding the Fourth Proportional to 52,907.50, 73,013.24 and 29,036.40

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Solution

The fourth proportional to 52,907.50, 73,013.24 and 29,036.40 is: 40,070.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,907.50 : 73,013.24 = 29,036.40 : x
  2. Step 2: Convert to fraction form
    52,907.50/73,013.24 = 29,036.40/x
  3. Step 3: Cross multiply
    52,907.50x = 73,013.24 × 29,036.40
  4. Step 4: Simplify right side
    52,907.50x = 2,120,041,641.94
  5. Step 5: Solve for x
    x = 2,120,041,641.94/52,907.50
  6. Step 6: Final answer
    x = 40,070.72

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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.