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Finding the Fourth Proportional to 56,333.89, 84,495.35 and 14,780.89

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Solution

The fourth proportional to 56,333.89, 84,495.35 and 14,780.89 is: 22,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,333.89 : 84,495.35 = 14,780.89 : x
  2. Step 2: Convert to fraction form
    56,333.89/84,495.35 = 14,780.89/x
  3. Step 3: Cross multiply
    56,333.89x = 84,495.35 × 14,780.89
  4. Step 4: Simplify right side
    56,333.89x = 1,248,916,051.38
  5. Step 5: Solve for x
    x = 1,248,916,051.38/56,333.89
  6. Step 6: Final answer
    x = 22,169.89

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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.