Home / 118,764.52-178,017.99-59,457.16

Finding the Fourth Proportional to 118,764.52, 178,017.99 and 59,457.16

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Solution

The fourth proportional to 118,764.52, 178,017.99 and 59,457.16 is: 89,121.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,764.52 : 178,017.99 = 59,457.16 : x
  2. Step 2: Convert to fraction form
    118,764.52/178,017.99 = 59,457.16/x
  3. Step 3: Cross multiply
    118,764.52x = 178,017.99 × 59,457.16
  4. Step 4: Simplify right side
    118,764.52x = 10,584,444,114.31
  5. Step 5: Solve for x
    x = 10,584,444,114.31/118,764.52
  6. Step 6: Final answer
    x = 89,121.26

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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.