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Finding the Fourth Proportional to 61,875.59, 92,814.98 and 19,755.63

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Solution

The fourth proportional to 61,875.59, 92,814.98 and 19,755.63 is: 29,633.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,875.59 : 92,814.98 = 19,755.63 : x
  2. Step 2: Convert to fraction form
    61,875.59/92,814.98 = 19,755.63/x
  3. Step 3: Cross multiply
    61,875.59x = 92,814.98 × 19,755.63
  4. Step 4: Simplify right side
    61,875.59x = 1,833,618,403.34
  5. Step 5: Solve for x
    x = 1,833,618,403.34/61,875.59
  6. Step 6: Final answer
    x = 29,633.96

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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.