Home / 127,822.32-176,396.04-70,463.70

Finding the Fourth Proportional to 127,822.32, 176,396.04 and 70,463.70

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Solution

The fourth proportional to 127,822.32, 176,396.04 and 70,463.70 is: 97,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.32 : 176,396.04 = 70,463.70 : x
  2. Step 2: Convert to fraction form
    127,822.32/176,396.04 = 70,463.70/x
  3. Step 3: Cross multiply
    127,822.32x = 176,396.04 × 70,463.70
  4. Step 4: Simplify right side
    127,822.32x = 12,429,517,643.75
  5. Step 5: Solve for x
    x = 12,429,517,643.75/127,822.32
  6. Step 6: Final answer
    x = 97,240.59

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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.