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Finding the Fourth Proportional to 110,509.84, 152,499.48 and 67,561.26

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Solution

The fourth proportional to 110,509.84, 152,499.48 and 67,561.26 is: 93,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,509.84 : 152,499.48 = 67,561.26 : x
  2. Step 2: Convert to fraction form
    110,509.84/152,499.48 = 67,561.26/x
  3. Step 3: Cross multiply
    110,509.84x = 152,499.48 × 67,561.26
  4. Step 4: Simplify right side
    110,509.84x = 10,303,057,018.14
  5. Step 5: Solve for x
    x = 10,303,057,018.14/110,509.84
  6. Step 6: Final answer
    x = 93,232.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.