Home / 70,965.95-97,947.23-40,771.98

Finding the Fourth Proportional to 70,965.95, 97,947.23 and 40,771.98

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Solution

The fourth proportional to 70,965.95, 97,947.23 and 40,771.98 is: 56,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,965.95 : 97,947.23 = 40,771.98 : x
  2. Step 2: Convert to fraction form
    70,965.95/97,947.23 = 40,771.98/x
  3. Step 3: Cross multiply
    70,965.95x = 97,947.23 × 40,771.98
  4. Step 4: Simplify right side
    70,965.95x = 3,993,502,298.76
  5. Step 5: Solve for x
    x = 3,993,502,298.76/70,965.95
  6. Step 6: Final answer
    x = 56,273.50

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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.