Home / 119,557.20-164,988.96-65,842.08

Finding the Fourth Proportional to 119,557.20, 164,988.96 and 65,842.08

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Solution

The fourth proportional to 119,557.20, 164,988.96 and 65,842.08 is: 90,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,557.20 : 164,988.96 = 65,842.08 : x
  2. Step 2: Convert to fraction form
    119,557.20/164,988.96 = 65,842.08/x
  3. Step 3: Cross multiply
    119,557.20x = 164,988.96 × 65,842.08
  4. Step 4: Simplify right side
    119,557.20x = 10,863,216,303.44
  5. Step 5: Solve for x
    x = 10,863,216,303.44/119,557.20
  6. Step 6: Final answer
    x = 90,862.08

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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.