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Finding the Fourth Proportional to 93,773.32, 129,398.98 and 55,526.00

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Solution

The fourth proportional to 93,773.32, 129,398.98 and 55,526.00 is: 76,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,773.32 : 129,398.98 = 55,526.00 : x
  2. Step 2: Convert to fraction form
    93,773.32/129,398.98 = 55,526.00/x
  3. Step 3: Cross multiply
    93,773.32x = 129,398.98 × 55,526.00
  4. Step 4: Simplify right side
    93,773.32x = 7,185,007,948.16
  5. Step 5: Solve for x
    x = 7,185,007,948.16/93,773.32
  6. Step 6: Final answer
    x = 76,621.03

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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.