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Finding the Fourth Proportional to 174,018.62, 260,762.22 and 129,429.74

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Solution

The fourth proportional to 174,018.62, 260,762.22 and 129,429.74 is: 193,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,018.62 : 260,762.22 = 129,429.74 : x
  2. Step 2: Convert to fraction form
    174,018.62/260,762.22 = 129,429.74/x
  3. Step 3: Cross multiply
    174,018.62x = 260,762.22 × 129,429.74
  4. Step 4: Simplify right side
    174,018.62x = 33,750,386,336.42
  5. Step 5: Solve for x
    x = 33,750,386,336.42/174,018.62
  6. Step 6: Final answer
    x = 193,946.98

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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.