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Finding the Fourth Proportional to 169,875.30, 255,007.35 and 99,794.10

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Solution

The fourth proportional to 169,875.30, 255,007.35 and 99,794.10 is: 149,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,875.30 : 255,007.35 = 99,794.10 : x
  2. Step 2: Convert to fraction form
    169,875.30/255,007.35 = 99,794.10/x
  3. Step 3: Cross multiply
    169,875.30x = 255,007.35 × 99,794.10
  4. Step 4: Simplify right side
    169,875.30x = 25,448,228,986.64
  5. Step 5: Solve for x
    x = 25,448,228,986.64/169,875.30
  6. Step 6: Final answer
    x = 149,805.35

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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.