Home / 181,712.34-250,621.02-118,070.64

Finding the Fourth Proportional to 181,712.34, 250,621.02 and 118,070.64

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Solution

The fourth proportional to 181,712.34, 250,621.02 and 118,070.64 is: 162,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,712.34 : 250,621.02 = 118,070.64 : x
  2. Step 2: Convert to fraction form
    181,712.34/250,621.02 = 118,070.64/x
  3. Step 3: Cross multiply
    181,712.34x = 250,621.02 × 118,070.64
  4. Step 4: Simplify right side
    181,712.34x = 29,590,984,228.85
  5. Step 5: Solve for x
    x = 29,590,984,228.85/181,712.34
  6. Step 6: Final answer
    x = 162,845.21

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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.