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Finding the Fourth Proportional to 116,590.40, 174,885.60 and 50,019.20

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Solution

The fourth proportional to 116,590.40, 174,885.60 and 50,019.20 is: 75,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,590.40 : 174,885.60 = 50,019.20 : x
  2. Step 2: Convert to fraction form
    116,590.40/174,885.60 = 50,019.20/x
  3. Step 3: Cross multiply
    116,590.40x = 174,885.60 × 50,019.20
  4. Step 4: Simplify right side
    116,590.40x = 8,747,637,803.52
  5. Step 5: Solve for x
    x = 8,747,637,803.52/116,590.40
  6. Step 6: Final answer
    x = 75,028.80

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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.