Home / 51,501.93-77,281.60-27,808.98

Finding the Fourth Proportional to 51,501.93, 77,281.60 and 27,808.98

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Solution

The fourth proportional to 51,501.93, 77,281.60 and 27,808.98 is: 41,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,501.93 : 77,281.60 = 27,808.98 : x
  2. Step 2: Convert to fraction form
    51,501.93/77,281.60 = 27,808.98/x
  3. Step 3: Cross multiply
    51,501.93x = 77,281.60 × 27,808.98
  4. Step 4: Simplify right side
    51,501.93x = 2,149,122,082.36
  5. Step 5: Solve for x
    x = 2,149,122,082.36/51,501.93
  6. Step 6: Final answer
    x = 41,728.96

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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.