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Finding the Fourth Proportional to 58,961.67, 88,441.56 and 21,521.58

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Solution

The fourth proportional to 58,961.67, 88,441.56 and 21,521.58 is: 32,282.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961.67 : 88,441.56 = 21,521.58 : x
  2. Step 2: Convert to fraction form
    58,961.67/88,441.56 = 21,521.58/x
  3. Step 3: Cross multiply
    58,961.67x = 88,441.56 × 21,521.58
  4. Step 4: Simplify right side
    58,961.67x = 1,903,402,108.86
  5. Step 5: Solve for x
    x = 1,903,402,108.86/58,961.67
  6. Step 6: Final answer
    x = 32,282.03

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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.