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Finding the Fourth Proportional to 61,328.94, 91,810.05 and 37,561.65

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Solution

The fourth proportional to 61,328.94, 91,810.05 and 37,561.65 is: 56,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,328.94 : 91,810.05 = 37,561.65 : x
  2. Step 2: Convert to fraction form
    61,328.94/91,810.05 = 37,561.65/x
  3. Step 3: Cross multiply
    61,328.94x = 91,810.05 × 37,561.65
  4. Step 4: Simplify right side
    61,328.94x = 3,448,536,964.58
  5. Step 5: Solve for x
    x = 3,448,536,964.58/61,328.94
  6. Step 6: Final answer
    x = 56,230.17

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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.