Home / 182,393.88-251,505.18-118,613.40

Finding the Fourth Proportional to 182,393.88, 251,505.18 and 118,613.40

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Solution

The fourth proportional to 182,393.88, 251,505.18 and 118,613.40 is: 163,557.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,393.88 : 251,505.18 = 118,613.40 : x
  2. Step 2: Convert to fraction form
    182,393.88/251,505.18 = 118,613.40/x
  3. Step 3: Cross multiply
    182,393.88x = 251,505.18 × 118,613.40
  4. Step 4: Simplify right side
    182,393.88x = 29,831,884,517.41
  5. Step 5: Solve for x
    x = 29,831,884,517.41/182,393.88
  6. Step 6: Final answer
    x = 163,557.49

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1.5x scale

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.