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Finding the Fourth Proportional to 174,568.64, 240,911.68 and 99,124.16

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Solution

The fourth proportional to 174,568.64, 240,911.68 and 99,124.16 is: 136,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,568.64 : 240,911.68 = 99,124.16 : x
  2. Step 2: Convert to fraction form
    174,568.64/240,911.68 = 99,124.16/x
  3. Step 3: Cross multiply
    174,568.64x = 240,911.68 × 99,124.16
  4. Step 4: Simplify right side
    174,568.64x = 23,880,167,914.19
  5. Step 5: Solve for x
    x = 23,880,167,914.19/174,568.64
  6. Step 6: Final answer
    x = 136,795.29

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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.