Home / 119,116.06-164,368.07-71,368.18

Finding the Fourth Proportional to 119,116.06, 164,368.07 and 71,368.18

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Solution

The fourth proportional to 119,116.06, 164,368.07 and 71,368.18 is: 98,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,116.06 : 164,368.07 = 71,368.18 : x
  2. Step 2: Convert to fraction form
    119,116.06/164,368.07 = 71,368.18/x
  3. Step 3: Cross multiply
    119,116.06x = 164,368.07 × 71,368.18
  4. Step 4: Simplify right side
    119,116.06x = 11,730,649,505.88
  5. Step 5: Solve for x
    x = 11,730,649,505.88/119,116.06
  6. Step 6: Final answer
    x = 98,480.84

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1.5x scale

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.