Home / 179,457.80-247,608.43-118,197.50

Finding the Fourth Proportional to 179,457.80, 247,608.43 and 118,197.50

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Solution

The fourth proportional to 179,457.80, 247,608.43 and 118,197.50 is: 163,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,457.80 : 247,608.43 = 118,197.50 : x
  2. Step 2: Convert to fraction form
    179,457.80/247,608.43 = 118,197.50/x
  3. Step 3: Cross multiply
    179,457.80x = 247,608.43 × 118,197.50
  4. Step 4: Simplify right side
    179,457.80x = 29,266,696,813.94
  5. Step 5: Solve for x
    x = 29,266,696,813.94/179,457.80
  6. Step 6: Final answer
    x = 163,084.01

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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.