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Finding the Fourth Proportional to 65,496.60, 98,244.90 and 28,050.30

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Solution

The fourth proportional to 65,496.60, 98,244.90 and 28,050.30 is: 42,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,496.60 : 98,244.90 = 28,050.30 : x
  2. Step 2: Convert to fraction form
    65,496.60/98,244.90 = 28,050.30/x
  3. Step 3: Cross multiply
    65,496.60x = 98,244.90 × 28,050.30
  4. Step 4: Simplify right side
    65,496.60x = 2,755,798,918.47
  5. Step 5: Solve for x
    x = 2,755,798,918.47/65,496.60
  6. Step 6: Final answer
    x = 42,075.45

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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.