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Finding the Fourth Proportional to 113,525.63, 156,670.23 and 63,224.63

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Solution

The fourth proportional to 113,525.63, 156,670.23 and 63,224.63 is: 87,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,525.63 : 156,670.23 = 63,224.63 : x
  2. Step 2: Convert to fraction form
    113,525.63/156,670.23 = 63,224.63/x
  3. Step 3: Cross multiply
    113,525.63x = 156,670.23 × 63,224.63
  4. Step 4: Simplify right side
    113,525.63x = 9,905,417,323.76
  5. Step 5: Solve for x
    x = 9,905,417,323.76/113,525.63
  6. Step 6: Final answer
    x = 87,252.70

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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.