Home / 125,968.02-173,827.89-69,379.39

Finding the Fourth Proportional to 125,968.02, 173,827.89 and 69,379.39

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Solution

The fourth proportional to 125,968.02, 173,827.89 and 69,379.39 is: 95,739.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,968.02 : 173,827.89 = 69,379.39 : x
  2. Step 2: Convert to fraction form
    125,968.02/173,827.89 = 69,379.39/x
  3. Step 3: Cross multiply
    125,968.02x = 173,827.89 × 69,379.39
  4. Step 4: Simplify right side
    125,968.02x = 12,060,072,973.19
  5. Step 5: Solve for x
    x = 12,060,072,973.19/125,968.02
  6. Step 6: Final answer
    x = 95,739.16

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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.