Home / 166,607.27-229,678.90-118,777.58

Finding the Fourth Proportional to 166,607.27, 229,678.90 and 118,777.58

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Solution

The fourth proportional to 166,607.27, 229,678.90 and 118,777.58 is: 163,742.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,607.27 : 229,678.90 = 118,777.58 : x
  2. Step 2: Convert to fraction form
    166,607.27/229,678.90 = 118,777.58/x
  3. Step 3: Cross multiply
    166,607.27x = 229,678.90 × 118,777.58
  4. Step 4: Simplify right side
    166,607.27x = 27,280,703,335.02
  5. Step 5: Solve for x
    x = 27,280,703,335.02/166,607.27
  6. Step 6: Final answer
    x = 163,742.58

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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.