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Finding the Fourth Proportional to 93,083, 128,444.82 and 52,783.88

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Solution

The fourth proportional to 93,083, 128,444.82 and 52,783.88 is: 72,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,083 : 128,444.82 = 52,783.88 : x
  2. Step 2: Convert to fraction form
    93,083/128,444.82 = 52,783.88/x
  3. Step 3: Cross multiply
    93,083x = 128,444.82 × 52,783.88
  4. Step 4: Simplify right side
    93,083x = 6,779,815,965.50
  5. Step 5: Solve for x
    x = 6,779,815,965.50/93,083
  6. Step 6: Final answer
    x = 72,836.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.