Home / 119,056.23-164,297.45-65,341.40

Finding the Fourth Proportional to 119,056.23, 164,297.45 and 65,341.40

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Solution

The fourth proportional to 119,056.23, 164,297.45 and 65,341.40 is: 90,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,056.23 : 164,297.45 = 65,341.40 : x
  2. Step 2: Convert to fraction form
    119,056.23/164,297.45 = 65,341.40/x
  3. Step 3: Cross multiply
    119,056.23x = 164,297.45 × 65,341.40
  4. Step 4: Simplify right side
    119,056.23x = 10,735,424,741.30
  5. Step 5: Solve for x
    x = 10,735,424,741.30/119,056.23
  6. Step 6: Final answer
    x = 90,171.05

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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.