Home / 57,434.81-85,935.81-51,607.67

Finding the Fourth Proportional to 57,434.81, 85,935.81 and 51,607.67

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Solution

The fourth proportional to 57,434.81, 85,935.81 and 51,607.67 is: 77,217.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,434.81 : 85,935.81 = 51,607.67 : x
  2. Step 2: Convert to fraction form
    57,434.81/85,935.81 = 51,607.67/x
  3. Step 3: Cross multiply
    57,434.81x = 85,935.81 × 51,607.67
  4. Step 4: Simplify right side
    57,434.81x = 4,434,946,923.66
  5. Step 5: Solve for x
    x = 4,434,946,923.66/57,434.81
  6. Step 6: Final answer
    x = 77,217.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.