Home / 86,812.95-119,806.52-48,570.22

Finding the Fourth Proportional to 86,812.95, 119,806.52 and 48,570.22

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Solution

The fourth proportional to 86,812.95, 119,806.52 and 48,570.22 is: 67,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,812.95 : 119,806.52 = 48,570.22 : x
  2. Step 2: Convert to fraction form
    86,812.95/119,806.52 = 48,570.22/x
  3. Step 3: Cross multiply
    86,812.95x = 119,806.52 × 48,570.22
  4. Step 4: Simplify right side
    86,812.95x = 5,819,029,033.83
  5. Step 5: Solve for x
    x = 5,819,029,033.83/86,812.95
  6. Step 6: Final answer
    x = 67,029.50

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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.