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Finding the Fourth Proportional to 58,962.28, 88,415.58 and 21,495.88

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Solution

The fourth proportional to 58,962.28, 88,415.58 and 21,495.88 is: 32,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,962.28 : 88,415.58 = 21,495.88 : x
  2. Step 2: Convert to fraction form
    58,962.28/88,415.58 = 21,495.88/x
  3. Step 3: Cross multiply
    58,962.28x = 88,415.58 × 21,495.88
  4. Step 4: Simplify right side
    58,962.28x = 1,900,570,697.81
  5. Step 5: Solve for x
    x = 1,900,570,697.81/58,962.28
  6. Step 6: Final answer
    x = 32,233.67

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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.