Home / 86,740.46-119,688.23-50,449.94

Finding the Fourth Proportional to 86,740.46, 119,688.23 and 50,449.94

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Solution

The fourth proportional to 86,740.46, 119,688.23 and 50,449.94 is: 69,613.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,740.46 : 119,688.23 = 50,449.94 : x
  2. Step 2: Convert to fraction form
    86,740.46/119,688.23 = 50,449.94/x
  3. Step 3: Cross multiply
    86,740.46x = 119,688.23 × 50,449.94
  4. Step 4: Simplify right side
    86,740.46x = 6,038,264,022.21
  5. Step 5: Solve for x
    x = 6,038,264,022.21/86,740.46
  6. Step 6: Final answer
    x = 69,613.00

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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.