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Finding the Fourth Proportional to 113,425.08, 156,525.04 and 63,124.08

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Solution

The fourth proportional to 113,425.08, 156,525.04 and 63,124.08 is: 87,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,425.08 : 156,525.04 = 63,124.08 : x
  2. Step 2: Convert to fraction form
    113,425.08/156,525.04 = 63,124.08/x
  3. Step 3: Cross multiply
    113,425.08x = 156,525.04 × 63,124.08
  4. Step 4: Simplify right side
    113,425.08x = 9,880,499,146.96
  5. Step 5: Solve for x
    x = 9,880,499,146.96/113,425.08
  6. Step 6: Final answer
    x = 87,110.36

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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.