Home / 166,178.86-229,626.70-118,349.17

Finding the Fourth Proportional to 166,178.86, 229,626.70 and 118,349.17

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Solution

The fourth proportional to 166,178.86, 229,626.70 and 118,349.17 is: 163,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,178.86 : 229,626.70 = 118,349.17 : x
  2. Step 2: Convert to fraction form
    166,178.86/229,626.70 = 118,349.17/x
  3. Step 3: Cross multiply
    166,178.86x = 229,626.70 × 118,349.17
  4. Step 4: Simplify right side
    166,178.86x = 27,176,128,484.90
  5. Step 5: Solve for x
    x = 27,176,128,484.90/166,178.86
  6. Step 6: Final answer
    x = 163,535.42

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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.