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Finding the Fourth Proportional to 160,338.99, 240,522.25 and 42,010.34

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Solution

The fourth proportional to 160,338.99, 240,522.25 and 42,010.34 is: 63,019.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,338.99 : 240,522.25 = 42,010.34 : x
  2. Step 2: Convert to fraction form
    160,338.99/240,522.25 = 42,010.34/x
  3. Step 3: Cross multiply
    160,338.99x = 240,522.25 × 42,010.34
  4. Step 4: Simplify right side
    160,338.99x = 10,104,421,500.07
  5. Step 5: Solve for x
    x = 10,104,421,500.07/160,338.99
  6. Step 6: Final answer
    x = 63,019.12

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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.