Home / 57,465.28-79,122.08-52,216.32

Finding the Fourth Proportional to 57,465.28, 79,122.08 and 52,216.32

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Solution

The fourth proportional to 57,465.28, 79,122.08 and 52,216.32 is: 71,894.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,465.28 : 79,122.08 = 52,216.32 : x
  2. Step 2: Convert to fraction form
    57,465.28/79,122.08 = 52,216.32/x
  3. Step 3: Cross multiply
    57,465.28x = 79,122.08 × 52,216.32
  4. Step 4: Simplify right side
    57,465.28x = 4,131,463,848.35
  5. Step 5: Solve for x
    x = 4,131,463,848.35/57,465.28
  6. Step 6: Final answer
    x = 71,894.96

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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.