Home / 124,285.08-171,513.90-67,695.96

Finding the Fourth Proportional to 124,285.08, 171,513.90 and 67,695.96

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Solution

The fourth proportional to 124,285.08, 171,513.90 and 67,695.96 is: 93,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,285.08 : 171,513.90 = 67,695.96 : x
  2. Step 2: Convert to fraction form
    124,285.08/171,513.90 = 67,695.96/x
  3. Step 3: Cross multiply
    124,285.08x = 171,513.90 × 67,695.96
  4. Step 4: Simplify right side
    124,285.08x = 11,610,798,113.84
  5. Step 5: Solve for x
    x = 11,610,798,113.84/124,285.08
  6. Step 6: Final answer
    x = 93,420.69

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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.