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Finding the Fourth Proportional to 40,052.88, 60,089.95 and 11,973.02

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Solution

The fourth proportional to 40,052.88, 60,089.95 and 11,973.02 is: 17,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,052.88 : 60,089.95 = 11,973.02 : x
  2. Step 2: Convert to fraction form
    40,052.88/60,089.95 = 11,973.02/x
  3. Step 3: Cross multiply
    40,052.88x = 60,089.95 × 11,973.02
  4. Step 4: Simplify right side
    40,052.88x = 719,457,887.67
  5. Step 5: Solve for x
    x = 719,457,887.67/40,052.88
  6. Step 6: Final answer
    x = 17,962.70

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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.