Home / 118,723.18-178,056.81-34,461.11

Finding the Fourth Proportional to 118,723.18, 178,056.81 and 34,461.11

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Solution

The fourth proportional to 118,723.18, 178,056.81 and 34,461.11 is: 51,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,723.18 : 178,056.81 = 34,461.11 : x
  2. Step 2: Convert to fraction form
    118,723.18/178,056.81 = 34,461.11/x
  3. Step 3: Cross multiply
    118,723.18x = 178,056.81 × 34,461.11
  4. Step 4: Simplify right side
    118,723.18x = 6,136,035,315.66
  5. Step 5: Solve for x
    x = 6,136,035,315.66/118,723.18
  6. Step 6: Final answer
    x = 51,683.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.