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Finding the Fourth Proportional to 98,594, 147,925.56 and 43,194.32

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Solution

The fourth proportional to 98,594, 147,925.56 and 43,194.32 is: 64,806.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,594 : 147,925.56 = 43,194.32 : x
  2. Step 2: Convert to fraction form
    98,594/147,925.56 = 43,194.32/x
  3. Step 3: Cross multiply
    98,594x = 147,925.56 × 43,194.32
  4. Step 4: Simplify right side
    98,594x = 6,389,543,974.82
  5. Step 5: Solve for x
    x = 6,389,543,974.82/98,594
  6. Step 6: Final answer
    x = 64,806.62

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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.