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Finding the Fourth Proportional to 104,495.08, 144,247.34 and 70,549.54

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Solution

The fourth proportional to 104,495.08, 144,247.34 and 70,549.54 is: 97,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,495.08 : 144,247.34 = 70,549.54 : x
  2. Step 2: Convert to fraction form
    104,495.08/144,247.34 = 70,549.54/x
  3. Step 3: Cross multiply
    104,495.08x = 144,247.34 × 70,549.54
  4. Step 4: Simplify right side
    104,495.08x = 10,176,583,483.22
  5. Step 5: Solve for x
    x = 10,176,583,483.22/104,495.08
  6. Step 6: Final answer
    x = 97,388.16

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1.5x scale

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.