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Finding the Fourth Proportional to 93,549.84, 140,188.80 and 53,445.12

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Solution

The fourth proportional to 93,549.84, 140,188.80 and 53,445.12 is: 80,090.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,549.84 : 140,188.80 = 53,445.12 : x
  2. Step 2: Convert to fraction form
    93,549.84/140,188.80 = 53,445.12/x
  3. Step 3: Cross multiply
    93,549.84x = 140,188.80 × 53,445.12
  4. Step 4: Simplify right side
    93,549.84x = 7,492,407,238.66
  5. Step 5: Solve for x
    x = 7,492,407,238.66/93,549.84
  6. Step 6: Final answer
    x = 80,090.01

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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.