Home / 119,460.08-164,848.77-65,750.20

Finding the Fourth Proportional to 119,460.08, 164,848.77 and 65,750.20

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Solution

The fourth proportional to 119,460.08, 164,848.77 and 65,750.20 is: 90,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,460.08 : 164,848.77 = 65,750.20 : x
  2. Step 2: Convert to fraction form
    119,460.08/164,848.77 = 65,750.20/x
  3. Step 3: Cross multiply
    119,460.08x = 164,848.77 × 65,750.20
  4. Step 4: Simplify right side
    119,460.08x = 10,838,839,185.13
  5. Step 5: Solve for x
    x = 10,838,839,185.13/119,460.08
  6. Step 6: Final answer
    x = 90,731.89

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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.