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Finding the Fourth Proportional to 178,127.54, 245,804.76 and 97,556.04

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Solution

The fourth proportional to 178,127.54, 245,804.76 and 97,556.04 is: 134,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,127.54 : 245,804.76 = 97,556.04 : x
  2. Step 2: Convert to fraction form
    178,127.54/245,804.76 = 97,556.04/x
  3. Step 3: Cross multiply
    178,127.54x = 245,804.76 × 97,556.04
  4. Step 4: Simplify right side
    178,127.54x = 23,979,738,998.75
  5. Step 5: Solve for x
    x = 23,979,738,998.75/178,127.54
  6. Step 6: Final answer
    x = 134,621.18

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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.