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Finding the Fourth Proportional to 93,853.16, 140,802.80 and 27,293.86

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Solution

The fourth proportional to 93,853.16, 140,802.80 and 27,293.86 is: 40,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,853.16 : 140,802.80 = 27,293.86 : x
  2. Step 2: Convert to fraction form
    93,853.16/140,802.80 = 27,293.86/x
  3. Step 3: Cross multiply
    93,853.16x = 140,802.80 × 27,293.86
  4. Step 4: Simplify right side
    93,853.16x = 3,843,051,950.34
  5. Step 5: Solve for x
    x = 3,843,051,950.34/93,853.16
  6. Step 6: Final answer
    x = 40,947.50

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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.