Home / 127,586.79-176,058.32-73,875.44

Finding the Fourth Proportional to 127,586.79, 176,058.32 and 73,875.44

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Solution

The fourth proportional to 127,586.79, 176,058.32 and 73,875.44 is: 101,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,586.79 : 176,058.32 = 73,875.44 : x
  2. Step 2: Convert to fraction form
    127,586.79/176,058.32 = 73,875.44/x
  3. Step 3: Cross multiply
    127,586.79x = 176,058.32 × 73,875.44
  4. Step 4: Simplify right side
    127,586.79x = 13,006,385,926.43
  5. Step 5: Solve for x
    x = 13,006,385,926.43/127,586.79
  6. Step 6: Final answer
    x = 101,941.48

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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.