Home / 61,366.36-92,166.24-38,155

Finding the Fourth Proportional to 61,366.36, 92,166.24 and 38,155

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Solution

The fourth proportional to 61,366.36, 92,166.24 and 38,155 is: 57,305.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,366.36 : 92,166.24 = 38,155 : x
  2. Step 2: Convert to fraction form
    61,366.36/92,166.24 = 38,155/x
  3. Step 3: Cross multiply
    61,366.36x = 92,166.24 × 38,155
  4. Step 4: Simplify right side
    61,366.36x = 3,516,602,887.20
  5. Step 5: Solve for x
    x = 3,516,602,887.20/61,366.36
  6. Step 6: Final answer
    x = 57,305.06

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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.