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Finding the Fourth Proportional to 152,208.61, 228,314.48 and 67,973.06

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Solution

The fourth proportional to 152,208.61, 228,314.48 and 67,973.06 is: 101,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,208.61 : 228,314.48 = 67,973.06 : x
  2. Step 2: Convert to fraction form
    152,208.61/228,314.48 = 67,973.06/x
  3. Step 3: Cross multiply
    152,208.61x = 228,314.48 × 67,973.06
  4. Step 4: Simplify right side
    152,208.61x = 15,519,233,847.91
  5. Step 5: Solve for x
    x = 15,519,233,847.91/152,208.61
  6. Step 6: Final answer
    x = 101,960.29

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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.