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Finding the Fourth Proportional to 160,001.60, 240,002.40 and 100,644.80

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Solution

The fourth proportional to 160,001.60, 240,002.40 and 100,644.80 is: 150,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,001.60 : 240,002.40 = 100,644.80 : x
  2. Step 2: Convert to fraction form
    160,001.60/240,002.40 = 100,644.80/x
  3. Step 3: Cross multiply
    160,001.60x = 240,002.40 × 100,644.80
  4. Step 4: Simplify right side
    160,001.60x = 24,154,993,547.52
  5. Step 5: Solve for x
    x = 24,154,993,547.52/160,001.60
  6. Step 6: Final answer
    x = 150,967.20

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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.