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Finding the Fourth Proportional to 37,762.79, 56,669.85 and 15,575.99

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Solution

The fourth proportional to 37,762.79, 56,669.85 and 15,575.99 is: 23,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,762.79 : 56,669.85 = 15,575.99 : x
  2. Step 2: Convert to fraction form
    37,762.79/56,669.85 = 15,575.99/x
  3. Step 3: Cross multiply
    37,762.79x = 56,669.85 × 15,575.99
  4. Step 4: Simplify right side
    37,762.79x = 882,688,733.55
  5. Step 5: Solve for x
    x = 882,688,733.55/37,762.79
  6. Step 6: Final answer
    x = 23,374.57

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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.