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Finding the Fourth Proportional to 114,466.32, 157,968.63 and 63,475.62

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Solution

The fourth proportional to 114,466.32, 157,968.63 and 63,475.62 is: 87,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,466.32 : 157,968.63 = 63,475.62 : x
  2. Step 2: Convert to fraction form
    114,466.32/157,968.63 = 63,475.62/x
  3. Step 3: Cross multiply
    114,466.32x = 157,968.63 × 63,475.62
  4. Step 4: Simplify right side
    114,466.32x = 10,027,156,729.80
  5. Step 5: Solve for x
    x = 10,027,156,729.80/114,466.32
  6. Step 6: Final answer
    x = 87,599.19

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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.