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Finding the Fourth Proportional to 160,590.60, 240,885.90 and 100,666.80

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Solution

The fourth proportional to 160,590.60, 240,885.90 and 100,666.80 is: 151,000.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,590.60 : 240,885.90 = 100,666.80 : x
  2. Step 2: Convert to fraction form
    160,590.60/240,885.90 = 100,666.80/x
  3. Step 3: Cross multiply
    160,590.60x = 240,885.90 × 100,666.80
  4. Step 4: Simplify right side
    160,590.60x = 24,249,212,718.12
  5. Step 5: Solve for x
    x = 24,249,212,718.12/160,590.60
  6. Step 6: Final answer
    x = 151,000.20

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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.