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Finding the Fourth Proportional to 57,688.88, 79,607.40 and 32,536.88

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Solution

The fourth proportional to 57,688.88, 79,607.40 and 32,536.88 is: 44,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,688.88 : 79,607.40 = 32,536.88 : x
  2. Step 2: Convert to fraction form
    57,688.88/79,607.40 = 32,536.88/x
  3. Step 3: Cross multiply
    57,688.88x = 79,607.40 × 32,536.88
  4. Step 4: Simplify right side
    57,688.88x = 2,590,176,420.91
  5. Step 5: Solve for x
    x = 2,590,176,420.91/57,688.88
  6. Step 6: Final answer
    x = 44,899.06

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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.