Home / 119,116.06-164,368.06-71,368.18

Finding the Fourth Proportional to 119,116.06, 164,368.06 and 71,368.18

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Solution

The fourth proportional to 119,116.06, 164,368.06 and 71,368.18 is: 98,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,116.06 : 164,368.06 = 71,368.18 : x
  2. Step 2: Convert to fraction form
    119,116.06/164,368.06 = 71,368.18/x
  3. Step 3: Cross multiply
    119,116.06x = 164,368.06 × 71,368.18
  4. Step 4: Simplify right side
    119,116.06x = 11,730,648,702.99
  5. Step 5: Solve for x
    x = 11,730,648,702.99/119,116.06
  6. Step 6: Final answer
    x = 98,480.83

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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.