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Finding the Fourth Proportional to 92,666.94, 127,878.99 and 52,379.29

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Solution

The fourth proportional to 92,666.94, 127,878.99 and 52,379.29 is: 72,282.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,666.94 : 127,878.99 = 52,379.29 : x
  2. Step 2: Convert to fraction form
    92,666.94/127,878.99 = 52,379.29/x
  3. Step 3: Cross multiply
    92,666.94x = 127,878.99 × 52,379.29
  4. Step 4: Simplify right side
    92,666.94x = 6,698,210,960.18
  5. Step 5: Solve for x
    x = 6,698,210,960.18/92,666.94
  6. Step 6: Final answer
    x = 72,282.64

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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.