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Finding the Fourth Proportional to 64,841.40, 97,262.10 and 18,094.20

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Solution

The fourth proportional to 64,841.40, 97,262.10 and 18,094.20 is: 27,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,841.40 : 97,262.10 = 18,094.20 : x
  2. Step 2: Convert to fraction form
    64,841.40/97,262.10 = 18,094.20/x
  3. Step 3: Cross multiply
    64,841.40x = 97,262.10 × 18,094.20
  4. Step 4: Simplify right side
    64,841.40x = 1,759,879,889.82
  5. Step 5: Solve for x
    x = 1,759,879,889.82/64,841.40
  6. Step 6: Final answer
    x = 27,141.30

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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.