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Finding the Fourth Proportional to 58,447.41, 80,655.80 and 32,953.55

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Solution

The fourth proportional to 58,447.41, 80,655.80 and 32,953.55 is: 45,474.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,447.41 : 80,655.80 = 32,953.55 : x
  2. Step 2: Convert to fraction form
    58,447.41/80,655.80 = 32,953.55/x
  3. Step 3: Cross multiply
    58,447.41x = 80,655.80 × 32,953.55
  4. Step 4: Simplify right side
    58,447.41x = 2,657,894,938.09
  5. Step 5: Solve for x
    x = 2,657,894,938.09/58,447.41
  6. Step 6: Final answer
    x = 45,474.99

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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.