Home / 119,437.02-164,859.99-76,995.42

Finding the Fourth Proportional to 119,437.02, 164,859.99 and 76,995.42

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Solution

The fourth proportional to 119,437.02, 164,859.99 and 76,995.42 is: 106,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,437.02 : 164,859.99 = 76,995.42 : x
  2. Step 2: Convert to fraction form
    119,437.02/164,859.99 = 76,995.42/x
  3. Step 3: Cross multiply
    119,437.02x = 164,859.99 × 76,995.42
  4. Step 4: Simplify right side
    119,437.02x = 12,693,464,171.25
  5. Step 5: Solve for x
    x = 12,693,464,171.25/119,437.02
  6. Step 6: Final answer
    x = 106,277.47

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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.