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Finding the Fourth Proportional to 174,263.64, 260,974.44 and 99,156.24

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Solution

The fourth proportional to 174,263.64, 260,974.44 and 99,156.24 is: 148,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,263.64 : 260,974.44 = 99,156.24 : x
  2. Step 2: Convert to fraction form
    174,263.64/260,974.44 = 99,156.24/x
  3. Step 3: Cross multiply
    174,263.64x = 260,974.44 × 99,156.24
  4. Step 4: Simplify right side
    174,263.64x = 25,877,244,206.51
  5. Step 5: Solve for x
    x = 25,877,244,206.51/174,263.64
  6. Step 6: Final answer
    x = 148,494.80

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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.