Home / 61,686.35-92,534.08-54,341.67

Finding the Fourth Proportional to 61,686.35, 92,534.08 and 54,341.67

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Solution

The fourth proportional to 61,686.35, 92,534.08 and 54,341.67 is: 81,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,686.35 : 92,534.08 = 54,341.67 : x
  2. Step 2: Convert to fraction form
    61,686.35/92,534.08 = 54,341.67/x
  3. Step 3: Cross multiply
    61,686.35x = 92,534.08 × 54,341.67
  4. Step 4: Simplify right side
    61,686.35x = 5,028,456,439.11
  5. Step 5: Solve for x
    x = 5,028,456,439.11/61,686.35
  6. Step 6: Final answer
    x = 81,516.52

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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.