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Finding the Fourth Proportional to 108,818.64, 163,522.80 and 58,935.60

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Solution

The fourth proportional to 108,818.64, 163,522.80 and 58,935.60 is: 88,563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,818.64 : 163,522.80 = 58,935.60 : x
  2. Step 2: Convert to fraction form
    108,818.64/163,522.80 = 58,935.60/x
  3. Step 3: Cross multiply
    108,818.64x = 163,522.80 × 58,935.60
  4. Step 4: Simplify right side
    108,818.64x = 9,637,314,331.68
  5. Step 5: Solve for x
    x = 9,637,314,331.68/108,818.64
  6. Step 6: Final answer
    x = 88,563.08

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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.