Home / 199,011.42-274,612.59-118,465.02

Finding the Fourth Proportional to 199,011.42, 274,612.59 and 118,465.02

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Solution

The fourth proportional to 199,011.42, 274,612.59 and 118,465.02 is: 163,467.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,011.42 : 274,612.59 = 118,465.02 : x
  2. Step 2: Convert to fraction form
    199,011.42/274,612.59 = 118,465.02/x
  3. Step 3: Cross multiply
    199,011.42x = 274,612.59 × 118,465.02
  4. Step 4: Simplify right side
    199,011.42x = 32,531,985,966.60
  5. Step 5: Solve for x
    x = 32,531,985,966.60/199,011.42
  6. Step 6: Final answer
    x = 163,467.94

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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.