Home / 57,681.81-79,598.55-32,189.28

Finding the Fourth Proportional to 57,681.81, 79,598.55 and 32,189.28

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Solution

The fourth proportional to 57,681.81, 79,598.55 and 32,189.28 is: 44,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.81 : 79,598.55 = 32,189.28 : x
  2. Step 2: Convert to fraction form
    57,681.81/79,598.55 = 32,189.28/x
  3. Step 3: Cross multiply
    57,681.81x = 79,598.55 × 32,189.28
  4. Step 4: Simplify right side
    57,681.81x = 2,562,220,013.54
  5. Step 5: Solve for x
    x = 2,562,220,013.54/57,681.81
  6. Step 6: Final answer
    x = 44,419.90

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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.