Home / 166,988.16-229,032.72-157,950.72

Finding the Fourth Proportional to 166,988.16, 229,032.72 and 157,950.72

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Solution

The fourth proportional to 166,988.16, 229,032.72 and 157,950.72 is: 216,637.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,988.16 : 229,032.72 = 157,950.72 : x
  2. Step 2: Convert to fraction form
    166,988.16/229,032.72 = 157,950.72/x
  3. Step 3: Cross multiply
    166,988.16x = 229,032.72 × 157,950.72
  4. Step 4: Simplify right side
    166,988.16x = 36,175,883,027.56
  5. Step 5: Solve for x
    x = 36,175,883,027.56/166,988.16
  6. Step 6: Final answer
    x = 216,637.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.