Home / 180,406.74-248,957.55-99,829.42

Finding the Fourth Proportional to 180,406.74, 248,957.55 and 99,829.42

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Solution

The fourth proportional to 180,406.74, 248,957.55 and 99,829.42 is: 137,762.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,406.74 : 248,957.55 = 99,829.42 : x
  2. Step 2: Convert to fraction form
    180,406.74/248,957.55 = 99,829.42/x
  3. Step 3: Cross multiply
    180,406.74x = 248,957.55 × 99,829.42
  4. Step 4: Simplify right side
    180,406.74x = 24,853,287,821.12
  5. Step 5: Solve for x
    x = 24,853,287,821.12/180,406.74
  6. Step 6: Final answer
    x = 137,762.52

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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.