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Finding the Fourth Proportional to 114,529.50, 158,050.80 and 64,228.50

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Solution

The fourth proportional to 114,529.50, 158,050.80 and 64,228.50 is: 88,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,529.50 : 158,050.80 = 64,228.50 : x
  2. Step 2: Convert to fraction form
    114,529.50/158,050.80 = 64,228.50/x
  3. Step 3: Cross multiply
    114,529.50x = 158,050.80 × 64,228.50
  4. Step 4: Simplify right side
    114,529.50x = 10,151,365,807.80
  5. Step 5: Solve for x
    x = 10,151,365,807.80/114,529.50
  6. Step 6: Final answer
    x = 88,635.38

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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.