Home / 62,516.90-86,313.57-55,790.98

Finding the Fourth Proportional to 62,516.90, 86,313.57 and 55,790.98

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Solution

The fourth proportional to 62,516.90, 86,313.57 and 55,790.98 is: 77,027.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,516.90 : 86,313.57 = 55,790.98 : x
  2. Step 2: Convert to fraction form
    62,516.90/86,313.57 = 55,790.98/x
  3. Step 3: Cross multiply
    62,516.90x = 86,313.57 × 55,790.98
  4. Step 4: Simplify right side
    62,516.90x = 4,815,518,232.60
  5. Step 5: Solve for x
    x = 4,815,518,232.60/62,516.90
  6. Step 6: Final answer
    x = 77,027.46

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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.