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Finding the Fourth Proportional to 58,590.70, 80,860.14 and 33,101.74

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Solution

The fourth proportional to 58,590.70, 80,860.14 and 33,101.74 is: 45,683.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,590.70 : 80,860.14 = 33,101.74 : x
  2. Step 2: Convert to fraction form
    58,590.70/80,860.14 = 33,101.74/x
  3. Step 3: Cross multiply
    58,590.70x = 80,860.14 × 33,101.74
  4. Step 4: Simplify right side
    58,590.70x = 2,676,611,330.64
  5. Step 5: Solve for x
    x = 2,676,611,330.64/58,590.70
  6. Step 6: Final answer
    x = 45,683.21

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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.