Home / 57,671.28-79,586.64-33,798.12

Finding the Fourth Proportional to 57,671.28, 79,586.64 and 33,798.12

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Solution

The fourth proportional to 57,671.28, 79,586.64 and 33,798.12 is: 46,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,671.28 : 79,586.64 = 33,798.12 : x
  2. Step 2: Convert to fraction form
    57,671.28/79,586.64 = 33,798.12/x
  3. Step 3: Cross multiply
    57,671.28x = 79,586.64 × 33,798.12
  4. Step 4: Simplify right side
    57,671.28x = 2,689,878,809.12
  5. Step 5: Solve for x
    x = 2,689,878,809.12/57,671.28
  6. Step 6: Final answer
    x = 46,641.57

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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.