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Finding the Fourth Proportional to 114,656.40, 158,220.51 and 63,672.37

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Solution

The fourth proportional to 114,656.40, 158,220.51 and 63,672.37 is: 87,864.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,656.40 : 158,220.51 = 63,672.37 : x
  2. Step 2: Convert to fraction form
    114,656.40/158,220.51 = 63,672.37/x
  3. Step 3: Cross multiply
    114,656.40x = 158,220.51 × 63,672.37
  4. Step 4: Simplify right side
    114,656.40x = 10,074,274,854.31
  5. Step 5: Solve for x
    x = 10,074,274,854.31/114,656.40
  6. Step 6: Final answer
    x = 87,864.92

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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.