Home / 86,647.95-119,568.47-50,346.18

Finding the Fourth Proportional to 86,647.95, 119,568.47 and 50,346.18

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Solution

The fourth proportional to 86,647.95, 119,568.47 and 50,346.18 is: 69,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,647.95 : 119,568.47 = 50,346.18 : x
  2. Step 2: Convert to fraction form
    86,647.95/119,568.47 = 50,346.18/x
  3. Step 3: Cross multiply
    86,647.95x = 119,568.47 × 50,346.18
  4. Step 4: Simplify right side
    86,647.95x = 6,019,815,461.21
  5. Step 5: Solve for x
    x = 6,019,815,461.21/86,647.95
  6. Step 6: Final answer
    x = 69,474.41

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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.