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Finding the Fourth Proportional to 94,517.92, 130,482.95 and 64,051.96

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Solution

The fourth proportional to 94,517.92, 130,482.95 and 64,051.96 is: 88,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,517.92 : 130,482.95 = 64,051.96 : x
  2. Step 2: Convert to fraction form
    94,517.92/130,482.95 = 64,051.96/x
  3. Step 3: Cross multiply
    94,517.92x = 130,482.95 × 64,051.96
  4. Step 4: Simplify right side
    94,517.92x = 8,357,688,694.08
  5. Step 5: Solve for x
    x = 8,357,688,694.08/94,517.92
  6. Step 6: Final answer
    x = 88,424.38

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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.