Home / 127,936.40-176,549.41-70,575.77

Finding the Fourth Proportional to 127,936.40, 176,549.41 and 70,575.77

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Solution

The fourth proportional to 127,936.40, 176,549.41 and 70,575.77 is: 97,393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,936.40 : 176,549.41 = 70,575.77 : x
  2. Step 2: Convert to fraction form
    127,936.40/176,549.41 = 70,575.77/x
  3. Step 3: Cross multiply
    127,936.40x = 176,549.41 × 70,575.77
  4. Step 4: Simplify right side
    127,936.40x = 12,460,109,693.31
  5. Step 5: Solve for x
    x = 12,460,109,693.31/127,936.40
  6. Step 6: Final answer
    x = 97,393.00

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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.