Home / 127,822.86-176,396.74-70,464.38

Finding the Fourth Proportional to 127,822.86, 176,396.74 and 70,464.38

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Solution

The fourth proportional to 127,822.86, 176,396.74 and 70,464.38 is: 97,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,822.86 : 176,396.74 = 70,464.38 : x
  2. Step 2: Convert to fraction form
    127,822.86/176,396.74 = 70,464.38/x
  3. Step 3: Cross multiply
    127,822.86x = 176,396.74 × 70,464.38
  4. Step 4: Simplify right side
    127,822.86x = 12,429,686,852.21
  5. Step 5: Solve for x
    x = 12,429,686,852.21/127,822.86
  6. Step 6: Final answer
    x = 97,241.50

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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.