Home / 57,368.84-79,235.24-38,217.08

Finding the Fourth Proportional to 57,368.84, 79,235.24 and 38,217.08

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Solution

The fourth proportional to 57,368.84, 79,235.24 and 38,217.08 is: 52,783.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368.84 : 79,235.24 = 38,217.08 : x
  2. Step 2: Convert to fraction form
    57,368.84/79,235.24 = 38,217.08/x
  3. Step 3: Cross multiply
    57,368.84x = 79,235.24 × 38,217.08
  4. Step 4: Simplify right side
    57,368.84x = 3,028,139,505.90
  5. Step 5: Solve for x
    x = 3,028,139,505.90/57,368.84
  6. Step 6: Final answer
    x = 52,783.70

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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.