Home / 127,965.30-191,670.93-92,827.50

Finding the Fourth Proportional to 127,965.30, 191,670.93 and 92,827.50

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Solution

The fourth proportional to 127,965.30, 191,670.93 and 92,827.50 is: 139,040.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,965.30 : 191,670.93 = 92,827.50 : x
  2. Step 2: Convert to fraction form
    127,965.30/191,670.93 = 92,827.50/x
  3. Step 3: Cross multiply
    127,965.30x = 191,670.93 × 92,827.50
  4. Step 4: Simplify right side
    127,965.30x = 17,792,333,254.58
  5. Step 5: Solve for x
    x = 17,792,333,254.58/127,965.30
  6. Step 6: Final answer
    x = 139,040.30

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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.