Home / 57,838.08-79,737.60-36,606.72

Finding the Fourth Proportional to 57,838.08, 79,737.60 and 36,606.72

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Solution

The fourth proportional to 57,838.08, 79,737.60 and 36,606.72 is: 50,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,838.08 : 79,737.60 = 36,606.72 : x
  2. Step 2: Convert to fraction form
    57,838.08/79,737.60 = 36,606.72/x
  3. Step 3: Cross multiply
    57,838.08x = 79,737.60 × 36,606.72
  4. Step 4: Simplify right side
    57,838.08x = 2,918,931,996.67
  5. Step 5: Solve for x
    x = 2,918,931,996.67/57,838.08
  6. Step 6: Final answer
    x = 50,467.30

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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.