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Finding the Fourth Proportional to 114,506.70, 158,020.20 and 63,522.77

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Solution

The fourth proportional to 114,506.70, 158,020.20 and 63,522.77 is: 87,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,506.70 : 158,020.20 = 63,522.77 : x
  2. Step 2: Convert to fraction form
    114,506.70/158,020.20 = 63,522.77/x
  3. Step 3: Cross multiply
    114,506.70x = 158,020.20 × 63,522.77
  4. Step 4: Simplify right side
    114,506.70x = 10,037,880,502.34
  5. Step 5: Solve for x
    x = 10,037,880,502.34/114,506.70
  6. Step 6: Final answer
    x = 87,661.95

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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.