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Finding the Fourth Proportional to 70,952.02, 97,927.97 and 40,758.05

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Solution

The fourth proportional to 70,952.02, 97,927.97 and 40,758.05 is: 56,254.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,952.02 : 97,927.97 = 40,758.05 : x
  2. Step 2: Convert to fraction form
    70,952.02/97,927.97 = 40,758.05/x
  3. Step 3: Cross multiply
    70,952.02x = 97,927.97 × 40,758.05
  4. Step 4: Simplify right side
    70,952.02x = 3,991,353,097.66
  5. Step 5: Solve for x
    x = 3,991,353,097.66/70,952.02
  6. Step 6: Final answer
    x = 56,254.26

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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.