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Finding the Fourth Proportional to 201,607.04, 278,101.85 and 126,024.32

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Solution

The fourth proportional to 201,607.04, 278,101.85 and 126,024.32 is: 173,841.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,607.04 : 278,101.85 = 126,024.32 : x
  2. Step 2: Convert to fraction form
    201,607.04/278,101.85 = 126,024.32/x
  3. Step 3: Cross multiply
    201,607.04x = 278,101.85 × 126,024.32
  4. Step 4: Simplify right side
    201,607.04x = 35,047,594,516.36
  5. Step 5: Solve for x
    x = 35,047,594,516.36/201,607.04
  6. Step 6: Final answer
    x = 173,841.13

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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.