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Finding the Fourth Proportional to 102,597.40, 153,896.10 and 63,026.20

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Solution

The fourth proportional to 102,597.40, 153,896.10 and 63,026.20 is: 94,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,597.40 : 153,896.10 = 63,026.20 : x
  2. Step 2: Convert to fraction form
    102,597.40/153,896.10 = 63,026.20/x
  3. Step 3: Cross multiply
    102,597.40x = 153,896.10 × 63,026.20
  4. Step 4: Simplify right side
    102,597.40x = 9,699,486,377.82
  5. Step 5: Solve for x
    x = 9,699,486,377.82/102,597.40
  6. Step 6: Final answer
    x = 94,539.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.