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Finding the Fourth Proportional to 58,557.45, 87,828.90 and 16,440.84

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Solution

The fourth proportional to 58,557.45, 87,828.90 and 16,440.84 is: 24,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,557.45 : 87,828.90 = 16,440.84 : x
  2. Step 2: Convert to fraction form
    58,557.45/87,828.90 = 16,440.84/x
  3. Step 3: Cross multiply
    58,557.45x = 87,828.90 × 16,440.84
  4. Step 4: Simplify right side
    58,557.45x = 1,443,980,892.28
  5. Step 5: Solve for x
    x = 1,443,980,892.28/58,557.45
  6. Step 6: Final answer
    x = 24,659.22

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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.